Major Scandals & Backlashes

As Reddit became a key source for AI chatbots and search tools, researchers and reporters documented a booming industry seeding Reddit with AI-generated and planted posts so that brands' products would be regurgitated by AI assistants.

Reddit closed 2025 with record revenue, its first full year of strong profit, and a $1 billion buyback — financial milestones that intensified the contrast between the company's wealth and its reliance on unpaid moderators and licensed user content.

In early 2026 Reddit's stock fell sharply after analysts warned that AI-generated search answers — by reducing the click-throughs that send logged-out visitors to Reddit — could undermine the traffic its advertising business depends on.

A January 2026 Reddit post by a supposed food-delivery 'whistleblower' — complete with a fake 18-page document and AI-generated employee badge — drew tens of thousands of upvotes and tens of millions of views before being exposed as AI-fabricated.

Reddit removed the top moderator of r/LiveStreamFail after he used the 4-million-member subreddit to promote 'Million Dollar Fan', a reality show advertising a suspiciously large prize that collapsed amid scam allegations — reviving fears that moderators sell community access.

Peer-reviewed and preprint research using archives of Reddit's banned incel communities documented escalating extremist language over time and links between misogynist forums and broader far-right radicalization.

Through 2024 and 2025 Reddit expanded 'conversation' ad placements deeper into comment sections and rolled out AI 'Conversation Summary' ad add-ons, intensifying user unease about commercializing the discussion threads that define the platform.

Game-marketing agency Trap Plan publicly boasted in a case study that it had seeded roughly 100 fake 'organic-style' posts and comments across major gaming subreddits to promote War Robots: Frontiers — then deleted the post once r/Games users noticed.

In October 2025, Reddit co-founder Alexis Ohanian publicly endorsed the 'dead internet' framing, saying much of the web is now botted, 'quasi-AI,' and 'LinkedIn slop' — a striking concession from a founder of a platform central to those concerns.

In August 2025 Reddit moved to block the Internet Archive's Wayback Machine from archiving anything beyond its homepage, citing AI scrapers exploiting the archive — a step critics warned damages the public record to protect Reddit's data-licensing revenue.

After a deadly bombing outside a California fertility clinic whose perpetrator had referenced fringe anti-natalist communities, Reddit banned r/Efilism under its self-harm policies, reviving questions about when the platform acts against extreme ideologies.

Through 2025 Reddit's volunteer moderators warned that a flood of AI-generated 'slop' and rage-bait was overwhelming communities and degrading content quality, even as the company posted record revenue partly built on licensing that same user content to AI firms.

Reddit's own transparency reports document persistent spam and inauthentic-account activity. The problem moved from anonymous spammers to credentialed academics in 2025, when University of Zurich researchers secretly ran AI bots posing as real people in r/changemyview to test machine persuasion without users' consent.

Because Reddit ads appear inside community conversations rather than a curated feed, advertisers have long worried about placement next to misinformation, hate, or explicit content — driving a 2024-2025 scramble for third-party brand-safety controls.

Across 2025, CEO Steve Huffman repeatedly exercised options and sold Reddit stock under a pre-arranged plan, converting the equity that had drawn IPO-era criticism into millions in realized gains.

An over-eager automated system meant to remove unmoderated adult communities mistakenly banned more than 90 actively moderated NSFW subreddits, fueling fears that the 'unmoderated' label could become a blunt instrument for sweeping removals.

Reddit's 2022 block overhaul, meant to curb harassment, had a side effect users later weaponized: once blocked, a person could no longer view, edit or delete their own comments in that thread — letting strangers silence others and fracture discussions.

A fabricated sexually explicit video of podcast host Bobbi Althoff that went viral on X in February 2024 also spread to Reddit, in an incident driven partly by engagement-farming accounts promising 'leaks.'

Reddit's storytelling subreddits — r/AmItheAsshole and r/nosleep among them — have a documented problem of fabricated and increasingly AI-generated posts presented as real, with one analysis estimating AI-generated content reached roughly 41% of sampled r/nosleep posts in 2024.

A self-described troll who wrote under the handle 'CartoonsHateHer' admitted authoring numerous fabricated posts that went viral on r/AmItheAsshole and similar communities, exposing how much of Reddit's most-shared 'real life' drama is invented.

Weeks after Reddit's $60M/year data-licensing deal with Google, Google's new AI Overviews feature repackaged satirical and dangerous Reddit posts — telling users to glue cheese to pizza and eat rocks — as authoritative search answers.

On a 2024 earnings call, CEO Steve Huffman suggested Reddit might place some new subreddits behind paywalls, prompting moderators to object that they would effectively be charged for — or asked to produce — content they create for free.

After Robinhood halted buying of GameStop and other Reddit-driven meme stocks on Jan. 28, 2021, dozens of retail-investor suits were consolidated into an MDL; the antitrust theory was ultimately dismissed and affirmed on appeal in 2024.

When Keith Gill resurfaced in 2024, an investor filed a securities-fraud class action alleging a GameStop 'pump-and-dump' tied to his Reddit/X posts; he voluntarily dismissed it three days later, without prejudice.

In February 2024, days before its IPO, Reddit signed a content-licensing deal with Google reported at roughly $60 million per year, giving Google access via Reddit's Data API to train AI models on years of user content. The deal drew user unease over consent and triggered an FTC inquiry.

When Reddit went public on the NYSE (RDDT) in March 2024, it offered a slice of IPO shares to top moderators and users via a Directed Share Program. Many community members rejected the gesture as cynical, noting the volunteer moderators who built Reddit's value still received no compensation while CEO Steve Huffman earned $193 million in 2023.

In May 2024 Reddit licensed its user-generated content to OpenAI in a deal reportedly worth tens of millions annually, raising conflict-of-interest concerns because OpenAI CEO Sam Altman was Reddit's third-largest shareholder.

Reddit went public with a dual-class share structure that hands insiders ten votes per share, leaving CEO Steve Huffman and early backer Advance Publications with outsized control while public investors hold the economic risk.

Former UFC champion Ronda Rousey's August 2024 AMA promoting a graphic novel was overrun by questions about a 2013 Sandy Hook conspiracy video she had reposted; days later she issued a lengthy apology.

During Reddit's multi-year IPO registration, SEC staff issued a series of comment letters scrutinizing its accounting and, notably, how it counts daily active users while stripping out bots and crawlers — a regulatory review, not an enforcement action.

Reddit disclosed in 2024 that it had signed data-licensing deals worth hundreds of millions to let AI firms train on user posts — content created by users who were neither asked for consent nor offered any share of the proceeds.

Reddit's IPO paperwork revealed CEO Steve Huffman received roughly $193 million in 2023 compensation, drawing fierce criticism from the unpaid volunteer moderators whose labour underpins the platform.

After scrapping its long-running coins-and-awards system in 2023 and replacing it with a widely mocked 'Golden Upvote,' Reddit reversed course in May 2024 with a relaunched awards system built around paid 'gold' and creator payouts — an about-face critics read as an admission the original cut had failed.

Reddit let users and moderators buy IPO shares with no lock-up, free to sell on day one, while warning investors that its own r/WallStreetBets community could whip the stock into meme-stock volatility — an unusually self-aware set of risk disclosures.

After splitting from r/GME in 2021, r/Superstonk became the center of a self-reinforcing belief system organized around the 'Mother of All Short Squeezes' (MOASS) and a mass share-registration campaign, with skeptics dismissed as paid 'shills'.

On February 5, 2023, a targeted phishing attack stole an employee's credentials and 2FA token, giving intruders access to internal documents, dashboards, source code, and employee and advertiser data. In June 2023 the BlackCat/ALPHV ransomware group publicly claimed it had taken roughly 80GB of data and demanded a $4.5 million ransom.

In 2023 Reddit terminated Pushshift's bulk data access as part of its paid-API crackdown, breaking the historical archive that powered research and the tools (Reveddit, Removeddit, Unddit) used to view deleted or removed content — reshaping who controls retained Reddit data.

Reddit's abrupt October 2023 shutdown of its blockchain 'Community Points' rewards crashed user-held tokens — MOON down ~85%, BRICK ~70%, DONUT ~60% — with some holders calling it a rug pull.

In July 2023, weeks after the API blackout, Reddit abruptly killed its long-standing Coins and 50-plus Awards system with no replacement ready, drawing user anger over lost purchases and yet another unilateral product change.

Launched in April 2021 amid the Clubhouse-driven social-audio boom, Reddit Talk let communities host live audio rooms — then Reddit announced in March 2023 it would shut the feature down, blaming a vendor exit and shifting resources to video and search.

Reddit's 2023 API price hikes threatened to wipe out the third-party apps that blind and visually impaired users relied on for accessible access, forcing the company into a hastily announced and criticized exception for 'accessibility-focused' apps.

After the initial June 2023 API blackout failed to move Reddit, major subreddits including r/pics, r/aww and r/gifs held polls and reopened under a malicious-compliance rule allowing only images of comedian John Oliver. Oliver himself endorsed the stunt and supplied photos.

After the June 2023 API blackout, Reddit invoked its Moderator Code of Conduct to threaten and then remove the mod teams of subreddits that stayed dark, while CEO Steve Huffman dismissed moderators as 'landed gentry.' When protesters marked communities NSFW to strip out ads, Reddit issued final warnings and forced them back to SFW.

Climate-misinformation researchers who traced ExxonMobil-linked disinformation across social media included Reddit's climate communities (r/climate, r/climatechange) in their analysis, situating the platform within a documented, industry-funded effort to muddy public understanding of climate science.

Reddit's July 2023 r/place reboot arrived weeks after the API-pricing blackout, and protesting users hijacked the canvas to spell out anti-CEO slogans before coordinating to paint the whole board white.

After a Twitch broadcaster was caught having paid for non-consensual deepfake pornography of fellow female streamers, the clip and the underlying site circulated through Reddit's r/LivestreamFail, drawing fresh attention to how the platform amplifies such material.

After Reddit fired the admin who coordinated celebrity AMAs in 2015, r/IAmA slid into low-effort, PR-managed 'drive-by' promotional Q&As, and the format that once defined Reddit's appeal was widely declared a shadow of its former self.

A 2022 BBC Panorama investigation revealed a Reddit subreddit with more than 20,000 members dedicated to trading leaked and non-consensual explicit images of South Asian women, some of whom were blackmailed and harassed.

Around the Depp-Heard defamation trial, an analytics firm documented coordinated, partly inauthentic harassment of Amber Heard and her supporters; pro-Depp and anti-Heard communities, including dedicated subreddits, were part of a broader cross-platform fandom ecosystem.

Reddit acquired the short-video app Dubsmash in December 2020, harvested its creation tools to build a TikTok-style swipeable video feed, then shut Dubsmash down in early 2022 — an acqui-hire-and-discard that left the standalone app's community stranded.

In June 2022 Reddit banned r/TumblrInAction, an 'anti-SJW' community of roughly half a million members, together with its smaller sister subreddit r/SocialJusticeInAction, citing its rule against promoting hate — a removal the communities' moderators attributed to gender-critical content and which reignited debate over consistency in Reddit's enforcement.

Reddit launched blockchain-based 'Collectible Avatars' on Polygon in July 2022 while conspicuously avoiding the word 'NFT,' drawing user backlash over unownable assets and a crypto pivot many saw as cynical — with related features later quietly sunset.

On 23 March 2022 Reddit quarantined r/GenZedong, a pro-CCP 'tankie' community of over 57,000 members, for hosting a high volume of disinformation about Russia's invasion of Ukraine.

On 1 March 2022 Reddit quarantined r/Russia, a community of over 265,000 members, for spreading disinformation about Russia's invasion of Ukraine, along with its sister subreddit r/RussiaPolitics.

After banning the notorious r/jailbait subreddit in 2011, Reddit continued to face documented child sexual abuse material (CSAM) problems through the 2020s, including a 2021 federal lawsuit and sharply rising NCMEC CyberTipline reports as the platform expanded media sharing.

After a disastrous Fox News interview in January 2022, r/antiwork went private and a breakaway community, r/WorkReform, exploded to hundreds of thousands of members within a day, exposing a deep rift over the movement's identity.

RPAN, Reddit's quirky public-access-television-style live-streaming experiment launched in 2019, built a small but devoted broadcaster community before Reddit discontinued it on 15 November 2022, redirecting effort toward more monetizable video.

On January 25, 2022, r/antiwork moderator Doreen Ford gave a widely ridiculed live Fox News interview to Jesse Watters, triggering mass backlash that pushed the 1.7-million-member subreddit to go private and spawned the breakaway r/WorkReform.

During Reddit's 2022 r/place collaborative pixel event, organized Twitch streamers led by xQc directed hundreds of thousands of viewers to seize and erase canvas territory, and Reddit administrators stepped in to cover xQc's artwork with a black box — the first time admins removed r/place art that was not hate speech.

The influencer-promoted 'Save the Kids' charity token, exposed as a pump-and-dump, was partly organized through Reddit — where YouTuber Sam Pepper promoted the project, built its moderator team, and reportedly handled the presale.

As r/wallstreetbets drove the January 2021 GameStop short squeeze, Discord banned the community's server for repeated hate-speech violations, and days later a group of returning moderators attempted to seize control of the subreddit to cash in on a movie deal, prompting Reddit to remove them.

Days after the GameStop squeeze, an investor filed a proposed securities-fraud class action alleging Keith Gill ('DeepFuckingValue'/'Roaring Kitty') hid that he was a licensed professional while promoting GameStop to retail traders.

On Feb. 18, 2021, the r/wallstreetbets figure 'DeepFuckingValue' testified before the House Financial Services Committee, denying he coordinated the GameStop squeeze and insisting he was an ordinary investor.

u/N8theGr8 became a recurring example of Reddit's 'power moderator' problem — a single volunteer who, by 2021, moderated dozens of communities containing millions of members and organized a cross-subreddit protest demanding Reddit act on COVID-19 misinformation.

Reddit quarantined the misogynistic 'Men Going Their Own Way' subreddit in 2020 and permanently banned r/MGTOW and r/MGTOW2 in August 2021 for promoting hate and violence against women.

In late August 2021, moderators of roughly 135 subreddits took their communities private to protest Reddit's refusal to act on COVID-19 misinformation; days later Reddit banned the COVID-denialist hub r/NoNewNormal — citing brigading rather than misinformation — and quarantined 54 other subreddits.

The SEC's October 2021 staff report on the GameStop episode concluded that broad positive sentiment — not a classic short or gamma squeeze — sustained the run-up, and flagged 'digital engagement practices' for further study.

SafeMoon, a token whose creators later faced US fraud charges, went viral partly through weekly Reddit AMAs and promotion on crypto subreddits, with a project insider calling the AMAs the 'primary reason' for its early success.

Reddit hired a controversial figure as an administrator, then banned a moderator for linking to reporting about her — sparking a mass subreddit blackout before the company reversed course.

The viral 2021 search for Gabby Petito energized true-crime communities on Reddit and other platforms, but the same amateur-investigation impulse led sleuths to publicly accuse and harass innocent people, reviving longstanding concerns about crowdsourced detective work.

During the January 2021 GameStop squeeze, members of Reddit's r/WallStreetBets directed an off-platform harassment campaign at short-seller Andrew Left of Citron Research, including hacked accounts used to contact his children.

Created in September 2020 and named after a Republican figure who died of COVID-19, r/HermanCainAward grew to hundreds of thousands of members documenting people who publicly dismissed vaccines or masks and then died of the disease — a viral phenomenon that forced a public debate over pandemic misinformation, grief and online shaming.

In late January 2021 a Reddit community called r/SatoshiStreetBets openly organized a 'coordinated' buy-in that drove Dogecoin up more than 800% in a day, in a dynamic regulators and academics described as a textbook pump-and-dump.

r/Sino, a heavily pro-Chinese-Communist-Party community, became a long-running flashpoint over CCP-aligned content, denial of Uyghur persecution, and aggressive moderation, while Reddit declined to ban it.

After moderator u/pinkcatsonacid publicly raised concerns about newer r/Superstonk moderators, the subreddit's lead moderators stripped her of her position and banned her, triggering mass resignations and the migration of tens of thousands of GameStop 'apes' to the breakaway community r/GMEJungle.

At the height of the January 2021 GameStop frenzy, Discord banned the official WallStreetBets server for hate speech and the subreddit briefly went private, amid accusations that some moderators were trying to cash in on the community's sudden fame.

In June 2020, amid the George Floyd protests and mounting criticism of Reddit's tolerance of hate, co-founder Alexis Ohanian resigned from the board and urged the company to fill his seat with a Black candidate — a move that produced Reddit's first Black board member and previewed the platform's broader racial reckoning.

Robert Allam, known as GallowBoob, became one of Reddit's highest-karma users and a moderator of dozens of large subreddits, drawing accusations of mass self-promotion and karma farming before a viral 'power mod' list triggered harassment and his eventual withdrawal from the platform.

r/ChapoTrapHouse, the left-wing 'dirtbag left' podcast community, was banned on June 29, 2020 in Reddit's mass content-policy purge — the most prominent non-right-wing subreddit removed that day.

r/DarkHumorAndMemes was one of the most active subreddits removed in Reddit's June 29, 2020 mass purge, banned under the new rule against hate based on identity for using a 'dark humor' framing to host identity-based hate.

Reddit banned r/GenderCritical, its largest gender-critical feminist community (~64,000 members), on June 29, 2020 under a new rule against hate based on identity, characterizing the sub as anti-transgender.

On June 29, 2020 Reddit rewrote its content policy into eight explicit rules and banned roughly 2,000 subreddits the same day under a new rule against hate based on identity or vulnerability — the largest enforcement event in its history.

u/maxwellhill, one of Reddit's oldest, highest-karma, and most prolific moderators, went silent around the July 2, 2020 arrest of Ghislaine Maxwell, fueling widely reported online speculation — unconfirmed and denied — that the two were the same person.

Reddit removed WallStreetBets founder Jaime Rogozinski as a moderator in 2020 for 'attempting to monetize a community,' a move he later challenged in a 2023 lawsuit alleging the rationale was a pretext to control a valuable brand; courts ultimately ruled against him.

A baseless 2020 QAnon theory that the retailer Wayfair was trafficking children spread rapidly after appearing on r/conspiracy, leading to the harassment of real families whose missing-relative cases were dragged into the falsehood and straining a national anti-trafficking hotline.

After Reddit's 2015 harassment bans, users of r/fatpeoplehate and r/CoonTown flooded Voat, a 'free speech' Reddit clone that became a haven for communities banned from the platform — and a real-world test of whether deplatforming works, before it collapsed for lack of funding on Christmas Day 2020.

After years of warnings and a 2019 quarantine, Reddit banned the pro-Trump subreddit r/The_Donald in June 2020. Its community had already built and migrated to the independent site TheDonald.win (later patriots.win), which reputable reporting and the official January 6th Committee report later tied to violent rhetoric and planning around the 2021 Capitol attack.

Reddit's largest pro-Trump community was quarantined in 2019 over threats of violence and banned in 2020 as part of a sweeping hate-speech policy update.

r/antiMLM grew into one of the internet's largest hubs for exposing multi-level-marketing schemes such as LuLaRoe, fueling mainstream coverage and clashing with MLM recruiters who tried to defend the model.

In February 2020 the horror-fiction community r/nosleep went private in protest after years of having its authors' original stories narrated, monetized, and even resold without credit or permission.

A 2019 clip of streamer DarksydePhil arguing that 'general' racial jokes are acceptable reached a wide audience after being reposted to r/LivestreamFail, the subreddit that has served as a central hub for documenting streamer controversies.

A whistleblower's October 2018 Reddit post exposed that skincare brand Sunday Riley had its employees write fake Sephora reviews under invented identities — a tip that helped trigger an FTC investigation and settlement over fake-grassroots review fraud.

In January 2019 Reddit locked a large group of accounts after detecting unusual activity it attributed to credential stuffing, forcing affected users to reset passwords. Some users disputed the explanation, suspecting a direct compromise.

Reddit quarantined the 400,000-subscriber r/CringeAnarchy in September 2018 and banned it on April 25, 2019 after it hosted anti-Muslim content justifying the Christchurch mosque massacre.

Reddit banned r/Honkler on July 2, 2019, days after r/Frenworld, for using clown-Pepe 'Clown World' memes as a vehicle for coded neo-Nazi and antisemitic content.

Reddit quarantined the subreddit for IRL streamer Ice Poseidon in September 2018 for bigotry and abuse, then banned r/Ice_Poseidon and r/Ice_Poseidon2 in October 2019; the community was notorious for swatting, doxxing, and stream-sniping.

In January 2019 Reddit removed r/Jakolandia, a Philippine-based community, after Filipino news outlets and users exposed it for circulating sexualised images of women — including celebrities and private individuals — taken and shared without consent, a case that drew national attention in the Philippines to Reddit's handling of image-based abuse.

On March 15, 2019, within hours of the livestreamed Christchurch mosque shootings, Reddit permanently banned the long-running r/WatchPeopleDie (300,000+ subscribers) and r/gore communities after users shared footage of the attack, citing its policy against glorifying or encouraging violence.

Reddit banned r/frenworld on June 20, 2019 for glorifying or encouraging violence, after the cartoon-frog 'fren' aesthetic was found to mask an economy of coded neo-Nazi and antisemitic dogwhistles.

Reddit banned one subreddit and 61 accounts after concluding that a cache of leaked US-UK trade documents — weaponized in the 2019 UK general election — was posted as part of a coordinated Russian influence campaign.

In 2019 BuzzFeed News reported that Reddit users were observing apparently coordinated pro-China activity, with new accounts swarming threads on Tiananmen, Huawei, and Falun Gong, amid heightened scrutiny after Tencent's investment.

In February 2019 Chinese tech giant Tencent invested $150 million as part of a $300 million Reddit funding round, triggering a site-wide protest in which users flooded Reddit with content banned in China — Tiananmen 'Tank Man' images and Winnie the Pooh — over fears of CCP-aligned censorship. The episode amplified longstanding concerns about coordinated pro-Beijing activity.

In July 2018 Reddit CEO Steve Huffman told a 17-year-old user in private messages that banning hate speech was 'not really done' and that Reddit was 'not the thought police' — and after the teenager published the exchange, his account was suspended for a week.

A 2018 Vice investigation detailed a for-hire Reddit astroturfing operation run by a user called 'Aaron,' who orchestrated paid upvote campaigns and networks of dummy accounts — each on its own proxy IP — to artificially pump cryptocurrency projects on r/CryptoCurrency and beyond.

A 2018 academic study analyzed 7,426 paid campaigns and over 1.8 million microtasks on a crowdsourcing marketplace, cataloguing an industrialized trade in bought upvotes, fake comments, and vote manipulation across social platforms including Reddit-style voting.

BitConnect, a ~$2.4 billion cryptocurrency Ponzi scheme that promised guaranteed returns from a fictitious trading bot, was heavily promoted within an active Reddit community (r/bitconnect) until its January 2018 collapse; U.S. authorities later indicted its founder and convicted its top U.S. promoter.

A large-scale study measured how antisemitic rhetoric and imagery escalated after political flashpoints on fringe boards and spread toward mainstream platforms, including Reddit, providing a sourced map of online hate diffusion.

Between June 14–18, 2018, an attacker intercepted SMS-based two-factor authentication codes for several Reddit employees and used the access to download a complete 2007 site backup containing early users' usernames, salted-and-hashed passwords, email addresses, and all of their public and private content.

In its 2017 transparency report, Reddit disclosed it had identified and banned 944 accounts of 'suspected Russian Internet Research Agency origin' that posted over 14,000 times around the 2016 US election.

On September 12, 2018 Reddit banned r/GreatAwakening — the largest QAnon hub — and roughly 18 related subreddits for inciting violence, harassment, and doxxing.

Reddit banned r/MillionDollarExtreme — the community tied to Sam Hyde's comedy troupe — on September 10, 2018 for violating its violent-content rules, two days before the QAnon sweep.

On September 27-28, 2018, Reddit formalized and expanded its 'quarantine' mechanism — gating offensive subreddits behind an opt-in warning page, stripping ad revenue, and hiding them from search — then applied it to more than 20 communities including r/CringeAnarchy, r/WatchPeopleDie, r/TheRedPill, and r/Braincels, triggering accusations of censorship and inconsistent enforcement.

On March 21, 2018, Reddit revised its content policy to prohibit transactions involving firearms, ammunition, and explosives, banning subreddits including r/GunsForSale, r/GunDeals, and r/AKMarketplace that connected buyers and sellers.

Russia's Internet Research Agency staged a Reddit 'Ask Me Anything' through fake Black-activist front sites, then answered questions largely posed by its own accounts — even copying queries a Daily Beast reporter had sent in advance to fill out the thread.

A Southern Poverty Law Center analysis found that r/The_Donald functioned as a bridge carrying white-nationalist slogans and coded epithets from fringe forums into one of Reddit's most-trafficked political communities.

After the Parkland school shooting, conspiracy communities including r/conspiracy, r/The_Donald, and r/CBTS_Stream amplified false 'crisis actor' claims against teenage survivor David Hogg, who received death threats and was later swatted at his family's home.

Reddit's first full visual overhaul in years rolled out in April 2018 to widespread complaints about wasted space, slower load times and a more app-like card layout, prompting a large cohort of users to retreat permanently to old.reddit.com.

After the 2018 Jacksonville Landing shooting, far-right outlets falsely claimed the shooter ran a Reddit account named 'Ravenchamps' — which actually belonged to an uninvolved Minnesota man — subjecting an innocent bystander to a harassment campaign.

The creator and top moderator of r/KotakuInAction abruptly set the 100,000-member community private and stripped its other moderators, only for Reddit administrators to reverse the takeover within roughly an hour and later remove him entirely.

In 2018 r/BlackPeopleTwitter introduced 'Country Club' threads that required users to verify their race by photo before commenting, a governance experiment that drew national debate over identity, moderation, and inclusion.

r/KotakuInAction, Reddit's central Gamergate hub, was never permanently banned; in July 2018 its founder briefly privated it calling it 'infested with racism and sexism,' but Reddit admins restored it within about an hour.

In a widely-cited peer-reviewed study, communication scholar Adrienne Massanari argued that Reddit's harassment problem is not incidental but structural — that the platform's voting algorithm, hands-off governance, and geek-masculine culture actively support what she termed 'toxic technocultures,' using Gamergate and The Fappening as evidence.

In November 2017, Electronic Arts' reply defending 'Star Wars: Battlefront II' loot-box progression became the most downvoted comment in Reddit history — later certified by Guinness World Records — and a turning point in the backlash against paid game mechanics.

Dan McComas and Jessica Moreno, who left Reddit in 2015 over disagreements about how the site should be run, raised about $11 million to build Imzy — a community platform with civility rules meant to fix Reddit's harassment problems — only for the 'nicer Reddit' to shut down in 2017 for failing to find a market.

Actress Jenna Elfman's April 2017 AMA promoting her sitcom 'Imaginary Mary' was flooded with questions about Scientology, and outlets reported nearly all of them went unanswered.

On November 7, 2017, Reddit banned the ~40,000-subscriber r/Incels community under a newly updated policy prohibiting content that encourages or glorifies violence. The incel community regrouped on r/Braincels, which Reddit quarantined in September 2018 and banned in late 2019.

Days after the August 2017 Charlottesville rally, Reddit banned r/Physical_Removal, a community that advocated the 'physical removal' and killing of leftists and glorified Pinochet-style death flights.

Reddit removed the flagship alt-right subreddit r/altright on February 1, 2017 for repeated content-policy violations, citing the doxxing of, and a 'bounty' campaign against, the man filmed punching white-nationalist Richard Spencer.

Across 2017–2018 Reddit quarantined and banned a cluster of white-nationalist subreddits — quarantining r/European in 2016 and banning it March 12, 2018, and removing r/EuropeanNationalism and similar subs in the October 25, 2017 violence-policy purge.

Reddit introduced a real-time, Facebook-style chat system in late 2017 and signaled it would eventually replace the site's long-standing private-message inbox, alarming users who relied on the threaded, asynchronous messaging Reddit had used since its early years.

A subreddit that marketed itself as an uncensored news alternative was run by moderators of white-nationalist communities and grew by exploiting outrage over how other news subreddits were moderated.

In March 2017 Reddit rebuilt user profiles to resemble Facebook and Twitter — banners, follow buttons and posts made directly to a personal page — prompting fears that a community-and-voting platform was being remade into a creator-driven social network.

After the 2017 Unite the Right rally, online crowd-sourced sleuthing wrongly identified Arkansas professor Kyle Quinn as a marcher, leading to threats and doxxing that drove him from his home — a cautionary echo of the Boston Marathon misidentifications.

Reddit's 2017 April Fools' experiment handed users a blank collaborative canvas, and within days self-organizing factions — color blocs, artwork defenders, and a black 'Void' bent on destruction — fought for control in a landmark study of online coordination.

Ahead of the FCC's 2017 net-neutrality vote, Reddit users flooded r/pics and other default communities with political call-out posts, dominating the front page and triggering a user backlash over politics on a non-political subreddit.

After acquiring the beloved third-party iOS client Alien Blue in 2014, Reddit phased it out in favor of its own rewritten official apps, pulling it from the App Store in 2016 and steering users onto a first-party client many felt was inferior.

On 27 July 2016, then-nominee Donald Trump held an 'Ask Me Anything' on the fan subreddit r/The_Donald rather than r/IAmA, and press reported he answered only about eight questions in a heavily moderated thread.

Academic research documented how 'pop-up' campaign communities like r/SandersForPresident and r/The_Donald reshaped Reddit during the 2016 US election, while a Data & Society study found visitors to Republican-oriented subreddits became up to 1,600% more likely to see links to controversial news sources — even as Reddit escaped the congressional scrutiny aimed at Facebook, Google and Twitter.

In late November 2016, Reddit CEO Steve Huffman (u/spez) used his admin database access to silently rewrite comments from r/The_Donald users who had insulted him, replacing his own username with the names of the subreddit's moderators. He admitted it after users noticed and later issued a formal apology.

Reddit's 2015 transparency report quietly dropped its 'warrant canary' — a standing statement that it had never received a National Security Letter or other classified surveillance demand. The canary's removal signaled that Reddit had likely been served a secret government request it was legally gagged from disclosing.

In January 2016 the founder of the roughly 100,000-subscriber r/Frisson sold full moderator control of the community for about $1,000 to the operator of a frisson-themed website, in plain violation of Reddit's rules against selling communities.

After r/The_Donald repeatedly dominated Reddit's front page, the company changed the r/all ranking algorithm in June 2016 and later launched r/popular — moves praised by some as fixing manipulation and condemned by others as targeted suppression.

A 2016 AMA meant to celebrate the 20th anniversary of the Fugees' 'The Score' collapsed when Redditors flooded musician Wyclef Jean with questions about his shuttered Haiti charity, Yéle Haiti; he answered a few, then deleted his account.

Reddit hosted r/pizzagate, where the false 'Pizzagate' conspiracy was incubated and named individuals and a D.C. pizzeria were targeted; weeks after Reddit banned it for doxxing, a gunman fired a rifle inside the restaurant.

During the breaking-news aftermath of the June 12, 2016 Pulse nightclub shooting in Orlando, r/news moderators removed thousands of comments and banned many users, triggering mass accusations of censorship and a wave of unsubscriptions. Some moderators later acknowledged they handled it poorly.

A widely cited BuzzFeed News investigation argued that Reddit's structure and hands-off governance had made it a hospitable environment for organized hate communities, framing the problem as systemic rather than incidental.

After r/CreepShots was shut down in 2012, near-identical communities — r/CandidFashionPolice (covert photos reframed as 'fashion critique') and r/PhotoPlunder (nudes scraped from misconfigured photo-host accounts) — persisted for years, exposing how slowly Reddit enforced its own non-consensual imagery rules.

Reddit interim CEO Ellen Pao resigned on July 10, 2015, after the surprise firing of popular talent director Victoria Taylor triggered a site-wide moderator revolt, and a petition demanding her ouster drew more than 200,000 signatures amid a torrent of sexist and racist abuse directed at her.

Civil-rights leader Jesse Jackson's late-June 2015 Reddit AMA was overrun by hostile, highly upvoted questions, becoming a widely cited example of how unscripted AMAs can turn against polarizing public figures.

Weeks after raising the price of the drug Daraprim from $13.50 to $750 a pill, Turing Pharmaceuticals CEO Martin Shkreli held a defiant Reddit AMA in October 2015 that drew widespread hostility and became a case study in PR misjudgment.

On August 5, 2015, returning CEO Steve Huffman (u/spez) rolled out an updated content policy and banned r/CoonTown along with a cluster of openly racist subreddits, while introducing a new 'quarantine' tier for offensive-but-permitted communities.

On June 10, 2015, Reddit banned r/fatpeoplehate and four other subreddits under an anti-harassment policy first announced in May 2015, triggering a site-wide revolt that flooded r/all and targeted interim CEO Ellen Pao with abuse.

Reddit became a primary hub for the 2014 'Fappening' celebrity nude-photo leaks via the r/TheFappening subreddit, removing it only under DMCA and child-imagery pressure; nearly six months later, on February 24, 2015, Reddit announced a privacy-policy change banning the posting of explicit images of anyone without their consent.

In 2015 Reddit removed r/GasTheKikes and its successor r/KikeTown — openly antisemitic communities whose names invoked the Holocaust — but only after months of external pressure, exemplifying the platform's slow, reactive enforcement against hate that its own 2015 harassment policy was supposed to address.

The Southern Poverty Law Center documented a self-described network of dozens of interlinked racist subreddits, the 'Chimpire,' that grew on Reddit for nearly two years before the 2015 ban wave dismantled its hub.

Fans of the comedy group Million Dollar Extreme repeatedly tricked media outlets and even a member of Congress into naming comedian Sam Hyde as the perpetrator of mass shootings — a recurring hoax circulated across Reddit and other platforms that injected false suspect names into breaking-news coverage.

From 2015 to 2019 Reddit ran a series of April Fools' Day social experiments — most famously r/thebutton, a 60-second countdown timer that a million accounts could each press exactly once — which fractured users into color-coded factions that observers compared to religions and cults.

During the Bitcoin 'block size' war, r/Bitcoin's lead moderator 'theymos' deleted comments, banned users, and removed moderators who supported alternative software like Bitcoin XT — pushing dissenters to found the rival r/btc.

The abrupt firing of AMA coordinator Victoria Taylor triggered a revolt in which moderators of r/IAmA and more than a thousand other subreddits went private in protest.

After Reddit banned r/creepshots in 2012, the same non-consensual-photo community resurfaced thinly disguised as r/CandidFashionPolice and ran for roughly three years before being banned under Reddit's 2015 involuntary-pornography policy.

After Reddit banned r/TheFappening — which its creator called the fastest-growing subreddit in history, with more than 250 million page views in under a week — the community's unrepentant founder held an AMA, users accused Reddit of profiting before acting, and weeks later the company closed a $50m funding round that commentators branded 'peak irony.'

Bill Cosby's June 2014 Reddit AMA and a later #CosbyMeme promotion were overrun as users surfaced the decades-old sexual-assault allegations against him — an early, vivid case of a celebrity PR push on Reddit and social media colliding with the audience's own agenda.

Across multiple AMAs beginning in 2013, Microsoft co-founder Bill Gates engaged at length on philanthropy, technology, and public health — sessions widely cited as a model of how the format can succeed, in contrast to the genre's many disasters.

In October 2014 Reddit acquired Alien Blue—the most popular unofficial iOS Reddit app, built by a single developer—and made it the company's first official mobile app, an admission that outsiders had built mobile Reddit before Reddit did.

Reddit unveiled plans for a native cryptocurrency, 'Reddit Notes,' promising to distribute 950,000 tokens to the community in 2015, but the project was quietly abandoned within months amid regulatory uncertainty and leadership upheaval.

In December 2014, after the Guardians of Peace breach of Sony Pictures, Redditors used r/SonyGOP to index and link the leaked emails, scripts, salaries, and employee data — until Reddit removed the subreddit and banned its lone moderator following DMCA pressure from Sony.

In 2014 Reddit's Dogecoin community channeled a joke cryptocurrency into real-world goodwill — funding the Jamaican Olympic bobsled team, sponsoring a NASCAR driver, and backing water and service-dog charities — in a celebrated display of crowd philanthropy.

Ben Eisenkop, the wildly popular ecology educator known on Reddit as Unidan, was banned in July 2014 after admins found he used at least five sockpuppet accounts to upvote his own content and downvote a user he was arguing with over whether jackdaws are crows.

The subreddit r/HailCorporate, founded to catalogue suspected stealth marketing on Reddit, became a high-profile illustration that covert brand advertising — users posing as ordinary fans of a product — was widespread enough to need a dedicated watchdog community.

r/Pyongyang, a subreddit role-playing as an official North Korean news bulletin that bans anyone critical of Kim Jong-un, became a long-running Reddit meme — a satirical mirror held up to heavy-handed moderation across the platform.

Moderators of r/technology, then a Reddit default subreddit, were exposed in April 2014 for secretly using AutoModerator to delete any submission whose title contained ~50 banned keywords including 'NSA', 'Snowden', 'Bitcoin', and 'net neutrality'. Reddit removed the subreddit from its default list in response.

In the chaos after the 2013 Boston Marathon bombing, Reddit users wrongly named several innocent people as suspects — including Brown University student Sunil Tripathi, who had already died by suicide a month before the attack.

Astronaut Chris Hadfield conducted a Reddit AMA in February 2013 while aboard the International Space Station, a session widely hailed as one of the best in the platform's history and a positive counterexample to PR-driven celebrity AMAs.

Reddit's 2013 year-end blog listed Eglin Air Force Base — a Florida base with a population under 3,000 — as its most reddit-addicted 'city,' an anomaly that drove persistent speculation about coordinated military or government activity on the platform.

Morgan Freeman's April 2013 promotional Reddit AMA drew tens of thousands of participants but was widely panned for terse, low-effort answers, with many users suspecting a publicist was typing the responses.

On 17 July 2013, Reddit removed two of its most prominent and most criticized communities — r/atheism and r/politics — from its default subreddit list, a curation decision that underscored the company's editorial power over what users see.

In June 2013 Reddit banned the entire Quickmeme domain site-wide after r/AdviceAnimals moderators presented evidence that the meme site's owner had used bot accounts to upvote Quickmeme links and bury competitors.

Beyond the widely remembered misidentification of Sunil Tripathi, Reddit's r/findbostonbombers also helped circulate the faces of 17-year-old track athlete Salaheddin Barhoum and Yassine Zaimi, who were innocent spectators splashed across a tabloid front page as 'Bag Men.'

In April 2013 a Reddit user posted a 'Confession Bear' meme claiming to have killed an abusive man and disguised it as an overdose; amateur sleuths named a suspect and San Diego police opened an inquiry, but no crime was ever substantiated and no charges followed.

In 2013 the founder and top moderator of r/atheism, 'skeen', was removed by other moderators citing his inactivity, opening the way for sweeping rule changes that split one of Reddit's largest communities.

During an AMA for his side project How to Destroy Angels, musician Trent Reznor answered a fan's question about signing to a major label with a sarcastic 'the wifi on our yacht is having issues' brush-off that went viral.

On 29 August 2012, sitting US President Barack Obama held a Reddit AMA during his re-election campaign — a landmark moment for the platform that briefly overwhelmed the site's servers and legitimized Reddit as a political venue.

In 2012 Reddit banned the account SolInvictus — operated by Ian Miles Cheong — after the Daily Dot reported he used his moderator positions on some of Reddit's largest subreddits to push links from sites that paid him, including GlobalPost, which confirmed it had hired him as a paid 'social media consultant.'

In June 2012 Reddit's anti-spam crackdown banned entire mainstream-publisher domains — The Atlantic, Businessweek, PhysOrg, GlobalPost, and Discovery News — and swept up Andrew Sorcini, the ex-Digg power user once dubbed 'the king of all social media.'

Co-founder Steve Huffman acknowledged that in Reddit's early days he and Alexis Ohanian populated the empty site with large numbers of fake accounts they controlled, manufacturing the appearance of an active community and setting its cultural tone.

On 18 January 2012, Reddit went dark for twelve hours to protest the Stop Online Piracy Act and the PROTECT IP Act, helping catalyze the largest coordinated online protest in history and contributing to both bills being shelved.

Gawker's Adrian Chen identified Reddit's most notorious moderator, 'Violentacrez', as a 49-year-old Texas programmer — igniting a fierce debate over anonymity, doxxing, and moderator power.

Actor Woody Harrelson's 2012 'Ask Me Anything' descended into a debacle when he refused to discuss anything but his new film Rampart, crystallizing concerns that celebrity AMAs had become undisclosed, PR-managed marketing.

CEO Yishan Wong formalized a sweeping 'we stand for free speech' policy in the wake of the Gawker outing of moderator 'Violentacrez,' setting a content-permissiveness stance that defined and dogged Reddit for years.

r/CreepShots hosted secretly-taken sexualized photos of women and girls in public without their consent. After a Georgia teacher case and Gawker's October 2012 unmasking of moderator 'Violentacrez' (Michael Brutsch), the subreddit was shut down.

After science communicator Rebecca Watson mildly described an uncomfortable late-night encounter, a backlash dubbed 'Elevatorgate' spread across the online atheist community — including Reddit — and escalated into years of misogynistic harassment, rape and death threats.

In one August 2011 fortnight, the moderators of rage-comic hub r/F7U12 deliberately wrecked their own quarter-million-subscriber community, and the creator of r/IAmA threatened to shut down Reddit's flagship Q&A forum — early proof that Reddit's most valuable spaces were autocracies run by unaccountable volunteers.

In October 2011 Reddit shut down r/jailbait, a community built around sexualized images of minors, after a CNN 'Keeping Them Honest' segment and an incident involving solicitation of illegal images — the platform's first major child-safety reckoning.

For roughly three years Reddit hosted r/jailbait, a community trading sexualized images of underage girls, before public pressure forced its closure in October 2011.

In 2010 a Reddit campaign urging Stephen Colbert to hold a rally spun off a charity drive for DonorsChoose that raised hundreds of thousands of dollars in days — an early, defining demonstration of the community's capacity for organized goodwill.

Digg's disastrous August 2010 'v4' redesign alienated its power users, who staged a 'Quit Digg Day' and fled en masse to Reddit — a migration credited with helping Reddit overtake its older rival as the dominant social-news site.

In early 2010 Reddit erupted over 'Saydrah', a prominent moderator revealed to work for a content company while moderating communities her employer's material could appear in — an early reckoning over undisclosed conflicts of interest and power-user influence.

For over a decade Reddit had no usable mobile app of its own, so a cottage industry of independent developers—Alien Blue, Apollo, Reddit is Fun, Sync, BaconReader—built the mobile Reddit millions used, until Reddit's 2023 API pricing wiped the ecosystem out.

Reddit launched in June 2005 out of Y Combinator's first class and grew into 'the front page of the internet' on a near-absolutist free-speech ethos that would later collide with hate, harassment and child-safety scandals.