10.2.26 | Pi 1.0, StreetComplete on iOS public beta, Clef open-weight decision models and RL fine-tuning platform

This is a recap of the top 10 posts on Hacker News on Oct 2, 2026.Feel free to leave feedback on Github: https://github.com/denolfe/hacker-news-highlights

(00:00) - Intro

(00:19) - Pi 1.0

(01:46) - StreetComplete on iOS is now in public beta

(03:06) - Clef: Open-weight decision models, and new RL fine-tuning platform

(04:39) - Pi Durable

(06:04) - Git 3.0's upcoming SHA-256 default will be a costly mistake

(07:38) - RIP, vector database

(08:53) - Several vulnerabilities have been discovered in the Linux kernel

(10:20) - SvelteKit 3

(11:53) - How to speed up the Rust compiler in September 2026

(13:42) - DeepSeek Harness Desktop for macOS and Windows

(15:01) - Outro

Pi 1.0 https://earendil.com/posts/pi-1-0/ https://news.ycombinator.com/item?id=49926069StreetComplete on iOS is now in public beta https://github.com/streetcomplete/StreetComplete/issues/5421 https://news.ycombinator.com/item?id=49920160 Clef: Open-weight decision models, and new RL fine-tuning platform https://blog.cloudflare.com/clef-decision-models/ https://news.ycombinator.com/item?id=49923692 Pi Durable https://earendil.com/posts/pi-durable/ https://news.ycombinator.com/item?id=49925969 Git 3.0's upcoming SHA-256 default will be a costly mistake https://blog.gitbutler.com/git-3-sha-256 https://news.ycombinator.com/item?id=49924179 RIP, vector database https://turbopuffer.com/blog/rip-vector-database https://news.ycombinator.com/item?id=49923466 Several vulnerabilities have been discovered in the Linux kernel https://lwn.net/Articles/1097401/ https://news.ycombinator.com/item?id=49928121 SvelteKit 3 https://svelte.dev/blog/sveltekit-3-is-here https://news.ycombinator.com/item?id=49926536 How to speed up the Rust compiler in September 2026 https://nnethercote.github.io/2026/09/30/how-to-speed-up-the-rust-compiler-in-september-2026.html https://news.ycombinator.com/item?id=49920896 DeepSeek Harness Desktop for macOS and Windows https://www.deepseek.com/en/harness/ https://news.ycombinator.com/item?id=49929489