7.8.25 | ChatGPT prompts feature addition, Mercury introduces fast diffusion models, o3 profiles from Pocket links

This is a recap of the top 10 posts on Hacker News on Jul 8, 2025.Adding a feature because ChatGPT incorrectly thinks it existshttps://www.holovaty.com/writing/chatgpt-fake-feature/https://news.ycombinator.com/item?id=44491071Mercury: Ultra-fast language models based on diffusionhttps://arxiv.org/abs/2506.17298https://news.ycombinator.com/item?id=44489690I used o3 to profile myself from my saved Pocket linkshttps://noperator.dev/posts/o3-pocket-profile/https://news.ycombinator.com/item?id=44489803New sphere-packing record stems from an unexpected sourcehttps://www.quantamagazine.org/new-sphere-packing-record-stems-from-an-unexpected-source-20250707/https://news.ycombinator.com/item?id=44493196When Figma starts designing ushttps://designsystems.international/ideas/when-figma-starts-designing-us/https://news.ycombinator.com/item?id=44479502François Chollet: The Arc Prize and How We Get to AGI [video]https://www.youtube.com/watch?v=5QcCeSsNRkshttps://news.ycombinator.com/item?id=44455175Hymn to Babylon, missing for a millennium, has been discoveredhttps://phys.org/news/2025-07-hymn-babylon-millennium.htmlhttps://news.ycombinator.com/item?id=44461082Launch HN: Morph (YC S23) – Apply AI code edits at 4,500 tokens/sechttps://news.ycombinator.com/item?id=44490863Solving Wordle with uv's dependency resolverhttps://mildbyte.xyz/blog/solving-wordle-with-uv-dependency-resolver/https://news.ycombinator.com/item?id=44476382Show HN: NYC Subway Simulator and Route Designerhttps://buildmytransit.nychttps://news.ycombinator.com/item?id=44490588