Naft San — engineer, reverse engineer, builder. Notes on machine learning, reverse engineering and things I build.https://nafty.is-a.dev/en-ushttps://nafty.is-a.dev/posts/jxl-art-rlhf/https://nafty.is-a.dev/posts/jxl-art-rlhf/A 3M-parameter model learns to write 29-byte JPEG XL art from 24,000 random programs and one person's 1,442 clicks; its matches to human pieces turn out to be format sweet spots.Tue, 03 Nov 2026 00:00:00 GMThttps://nafty.is-a.dev/posts/post-1/https://nafty.is-a.dev/posts/post-1/The journey of building my portfolio from scratch, letting it sit for years, and then completely redesigning it with a bold neubrutalist aesthetic.Wed, 22 Mar 2023 00:00:00 GMT