9.26.26 | OpenAI agents hacked Hugging Face, Ollaya is Ollama for open-source Jev decision models, U.S. appeals court upholds Anthropic as supply chain risk

This is a recap of the top 10 posts on Hacker News on Sep 26, 2026.Feel free to leave feedback on Github: https://github.com/denolfe/hacker-news-highlights

(00:00) - Intro

(00:16) - Revealing the details of how OpenAI agents hacked Hugging Face

(01:52) - Ollaya – Ollama for open-source, Jev-style decision models

(03:14) - U.S. appeals court upholds designation of Anthropic as supply chain risk

(04:39) - Plan mode is dead

(06:03) - First Principles Thinking

(07:15) - Jury finds Facebook liable for deceiving users in Cambridge Analytica case

(08:42) - What even is an OS now?

(09:56) - Show HN: Jev Plays Pokémon Red

(11:00) - Gravity seems holographic. What does that mean for reality?

(12:17) - Excel now supports multiple values in a single cell

(13:22) - Outro

Revealing the details of how OpenAI agents hacked Hugging Face https://swarmtraces.org/ https://news.ycombinator.com/item?id=49849985Ollaya – Ollama for open-source, Jev-style decision models https://ollaya.dev/ https://news.ycombinator.com/item?id=49848269 U.S. appeals court upholds designation of Anthropic as supply chain risk https://www.cnbc.com/2026/09/25/pentagon-anthropic-ai-risk-appeals-court.html https://news.ycombinator.com/item?id=49845977 Plan mode is dead https://www.aymannadeem.com/artificial/intelligence,/developer/tools/2026/09/24/plan-mode-is-dead.html https://news.ycombinator.com/item?id=49840054 First Principles Thinking https://sunilsadasivan.com/writing/first-principles-thinking/ https://news.ycombinator.com/item?id=49844736 Jury finds Facebook liable for deceiving users in Cambridge Analytica case https://www.cbsnews.com/news/facebook-liable-deceiving-users-cambridge-analytica/ https://news.ycombinator.com/item?id=49852302 What even is an OS now? https://sockpuppet.org/blog/2026/09/25/what-even-is-an-os-now/ https://news.ycombinator.com/item?id=49850305 Show HN: Jev Plays Pokémon Red https://jev-pokemon.vercel.app/ https://news.ycombinator.com/item?id=49845172 Gravity seems holographic. What does that mean for reality? https://www.quantamagazine.org/gravity-seems-holographic-what-does-that-mean-for-reality-20260925/ https://news.ycombinator.com/item?id=49845998 Excel now supports multiple values in a single cell https://techcommunity.microsoft.com/blog/microsoft365insiderblog/put-multiple-values-in-one-cell-with-lists-and-arrays-in-excel/4559395 https://news.ycombinator.com/item?id=49849832