Posts that mattered
743 posts by 495 authors: the X posts, essays and blog posts our events cite, newest first.
October 2026, continued
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“OpenAI has just hired former White House cyber official Thomas Lind, who ran AI…”
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ROSS Intelligence says it will seek Supreme Court review of the Third Circuit’s fair-use ruling
The losing AI developer in the first US appellate ruling on fair use for AI training announces a cert petition.
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“Shots fired! Apple says it’s tightening macOS ‘Full Disk Access’ controls due to new…”
Cited in Apple tightens macOS ‘Full Disk Access’ controls, citing growing risks from AI agents
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“currently watching GPT-6 Astra and Claude Opus compete in Brood War vs each other and…”
Cited in GPT-6 Astra cheats in the StarSkirmish StarCraft bot arena by downloading a champion human-made bot
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“‘I think the probability of a good outcome is like 80% likely...”
Cited in Music video on Musk’s ‘80% good outcome, 20% annihilation’
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“Engineering doesn’t have to be learned from flat diagrams.”
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“Turso is joining @supabase.”
Cited in Supabase raises $150M at a $10.65B valuation and acquires Turso
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“This was almost way too easy, @natfriedman @alexandr_wang 😮 I turned my Xteink…”
Cited in Meta launches Muse Gadgets
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“This is concerning:”
Cited in Apple tightens macOS ‘Full Disk Access’ controls, citing growing risks from AI agents
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“Congrats to @kiwicopple, @AntWilson, and @supabase on their $150 million round at a…”
Cited in Supabase raises $150M at a $10.65B valuation and acquires Turso
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“Asked Fable 5.5 for the three-body problem.”
Cited in Three-body problem simulator in ~1,000 lines of Bend2 with formally proven program laws
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Nathan Lambert unveils Trillium Labs, a nonprofit for the open science of frontier AI
Founding announcement of Trillium Labs by the former Ai2 post-training lead (~208k views): open post-training recipes, later open infra for RSI and reward-hacking research.
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Matt Walsh: an AI video chat that passes for human is ‘a disaster for the human race’
Most-viewed critical reaction to Tavus Griffin (~742k views), from a prominent US conservative commentator; shows cross-partisan backlash to human-passing avatars.
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Nat Friedman announces Muse Gadgets (open-source ESP32 firmware and Linux SDK for Muse hardware)
First-hand launch post from Meta MSL’s head of product (~399k views) introducing an open-source hardware ecosystem for Meta’s Muse agent.
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Nat Friedman: Meta’s Muse Home Link, an open-source USB-C dongle connecting Muse to home devices
First-hand launch details of Meta’s Muse Home Link (5,000 free units, open-source code) from MSL’s head of product; ~157k views.
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Paul Graham to Pope Leo XIV: consider what you’ll say when AIs are trained on visual experience
Y Combinator co-founder’s reply to the Pope’s AI-art post (~264k views) became the main tech-side rebuttal, discussed by Marginal Revolution and criticised by Catholic and SF press.
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Ron DeSantis: ‘AI Personhood is absurd — and Anthropic is very creepy for trying to get religious leaders to bless its worldview’
A sitting governor attacked Anthropic over the NYT report on its meetings with religious leaders about Claude’s possible consciousness (~216k views); he repeated the point in an Oct 6 appearance (‘a chatbot doesn’t have a soul’).
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Bernie Sanders on Tavus Griffin: ‘PAUSE AI NOW’
A sitting US senator cites the Griffin video-Turing-test claim to call for pausing AI development (~209k views).
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California AG Bonta: serving a subpoena on OpenAI over cybersecurity incidents
First-hand statement by California’s Attorney General announcing the investigative subpoena to OpenAI.
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arXiv announces its updated rate-limiting policy
First-hand announcement (~337k views) of arXiv’s two-submissions-per-month cap, driven by AI-scale submission growth.
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Forget superintelligence: error-prone AI nearly sparked world war three this month
The ‘Stochastic Parrots’ authors use the SOCPAC chatbot-intelligence incident to argue that misplaced faith in unreliable AI, not superintelligence, is the present danger. It is the main counter-voice to the September 2026 wave of extinction-risk politics.
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OpenAI’s Joshua Achiam: firing of safety researchers looks like ‘a real own-goal’
Rare public criticism from an OpenAI staff member of the firing of three safety researchers (~64k views).
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Tavus: ‘Introducing Griffin, the first model to pass the video Turing test’
Launch post for Griffin (~5.4M views): claims 48% of people on a live call thought it was human.
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WSJ’s Max Zeff: story now names the three researchers OpenAI fired
First-hand reporter update naming Jasmine Wang, Tomek Korbak and Mikita Balesni as the three fired researchers.
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“ARC Prize 2026: ARC-AGI-3 Milestone #2 Winners Congratulations to the three winners…”
Cited in Open-source ARC-AGI-3 agents top out at 27.9% at ARC Prize 2026 Milestone #2
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“TIME: So what is the hoax of AI? Who’s behind it?”
Cited in Trump tells TIME Amodei is ‘different than I thought’ and AI is now ‘SI’
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“bonkers anecdote in Time about Trump and Grok: ‘Since returning to office, Trump has…”
Cited in Trump tells TIME Amodei is ‘different than I thought’ and AI is now ‘SI’
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“Welcome To the era of Super intelligence : Fable 5.5 behold superman in continuous…”
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Anthropic: You can now mod Claude Code
Official launch post for Claude Code mods (~2.1M views by Oct 2).
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“New CSAIP polling on Trump’s AI accord shows pretty strong opposition to AI company…”
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“Remote work is so cooked If your job can be done on the other side of a screen the AI…”
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“Video made by Anthropic fable 5.5!”
Cited in “Video made by Anthropic Fable 5.5!”
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“Today, @corridor and @TransluceAI are disclosing new evidence of AI agents probing…”
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“All three models are available today! Learn more details here:”
Cited in Microsoft AI launches MAI-Transcribe-2-Streaming and MAI-Voice-2.1 / 2.1-Flash
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“would the rate limit apply to every coauthor of the submission?”
Cited in arXiv limits submitters to two papers a month as AI-fuelled submissions hit 40,363 in September 2026
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“🚨SCOOP: OpenAI’s former Head of Policy Planning and key Safety Systems leader David…”
Cited in OpenAI Safety Systems leader David Robinson resigns, days after three safety researchers were fired
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“FT: Tencent has leased about 100,000 advanced AI chips from Oracle for 5 years, worth…”
Cited in Tencent leases ~100,000 AI chips from Oracle in Southeast Asia in a ~$7B five-year deal
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“So this is the part I did not expect.”
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“When machines meet us where we are and truly understand us, we unlock a future where…”
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“Because it’s the first model that can be mistaken for a real person, Griffin requires…”
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“Exclusive: SpaceXAI held talks with Microsoft about leasing computing capacity as…”
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Artificial Analysis: MAI-Transcribe-2-Streaming takes #1 on AA-WER Streaming
Independent benchmark (~368k views): 2.5% WER at 0.13 s, #1 of 38 streaming STT models, with price comparison.
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Stelter: read the transcript of TIME’s new Trump interview
Most-viewed (~756k) post amplifying Trump’s TIME interview on AI, Amodei and ‘SI’.
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Warzel on TIME’s Trump–Grok anecdote: ‘extremely bracing’
Most-viewed post (~329k) on the TIME report that Trump consulted Grok before the Maduro operation.
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Tavus CEO Hassaan Raza on Griffin: ‘I had no idea I was watching our model’
First-hand launch post by Tavus’s CEO with ~3.35M views, more reach than most lab announcements that week.
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Suleyman: ‘the most accurate real time transcription model in the world’
Microsoft AI CEO’s launch post (~311k views) claiming #1 accuracy and ‘55% faster and 60% cheaper than ElevenLabs’.
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Perplexity introduces the Decisions API and pplx-decider-v1-27b
First-hand launch post (~242k views) of the third Jev-style decision model in two days.
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Cloudflare’s Workers AI team introduces Clef, its first trained models
First-hand launch post from Cloudflare’s Workers AI team for the Clef decision models (~171k views), higher reach than the corporate post.