8.12.26 | Stealing reasoning traces from proprietary LLM APIs, England aims to eliminate hepatitis C, compression is prediction

This is a recap of the top 10 posts on Hacker News on Aug 12, 2026.Feel free to leave feedback on Github: https://github.com/denolfe/hacker-news-highlights(00:00) - Intro (00:18) - Stealing Reasoning Traces from Proprietary LLM APIs (01:43) - England set to be one of the first countries to eliminate hepatitis C (03:02) - Compression is prediction (04:16) - OpenAI’s head of ethics leaves less than a year after joining (05:26) - Mojo 1.0 (06:42) - Go is an ideal language for AI-assisted software engineering (07:59) - London Underground begins scanning passengers' faces (09:24) - Show HN: iPhone app takes simultaneous images from 2 lenses, fuses into 1 photo (10:40) - Grok Bot (11:57) - Nvidia Nemotron 3.5 Lightning and NeMo Switchyard (13:15) - Outro Stealing Reasoning Traces from Proprietary LLM APIshttps://stolen-thoughts.com/https://news.ycombinator.com/item?id=49257876England set to be one of the first countries to eliminate hepatitis Chttps://www.bbc.com/news/articles/c75gk620r22ohttps://news.ycombinator.com/item?id=49257377Compression is predictionhttps://ngrok.com/blog/compression-is-predictionhttps://news.ycombinator.com/item?id=49263497OpenAI’s head of ethics leaves less than a year after joininghttps://www.ft.com/content/e49dfb75-f841-4466-a577-f7aaff8779a0https://news.ycombinator.com/item?id=49257160Mojo 1.0https://www.modular.com/blog/modular-26-5-mojo-1-0-is-herehttps://news.ycombinator.com/item?id=49261128Go is an ideal language for AI-assisted software engineeringhttps://developers.googleblog.com/why-go-is-an-ideal-language-for-ai-assisted-software-engineering/https://news.ycombinator.com/item?id=49261133London Underground begins scanning passengers' faceshttps://www.btp.police.uk/news/btp/news/england/btp-expands-live-facial-recognition-lfr-trial-into-london-underground-stations/https://news.ycombinator.com/item?id=49255496Show HN: iPhone app takes simultaneous images from 2 lenses, fuses into 1 photohttps://photosynthesis.camerahttps://news.ycombinator.com/item?id=49226623Grok Bothttps://x.ai/bothttps://news.ycombinator.com/item?id=49261514Nvidia Nemotron 3.5 Lightning and NeMo Switchyardhttps://blogs.nvidia.com/blog/nemotron-lightning-switchyard-rtx-dgx/https://news.ycombinator.com/item?id=49263340