This is a recap of the top 10 posts on Hacker News on Dec 21, 2025.

Feel free to leave feedback on Github: https://github.com/denolfe/hacker-news-highlights

• (00:00) - Intro

Backing up Spotify
https://annas-archive.li/blog/backing-up-spotify.html
https://news.ycombinator.com/item?id=46338339

Show HN: Jmail – Google Suite for Epstein files
https://www.jmail.world
https://news.ycombinator.com/item?id=46339600

Go ahead, self-host Postgres
https://pierce.dev/notes/go-ahead-self-host-postgres#user-content-fn-1
https://news.ycombinator.com/item?id=46336947

Flock and Cyble Inc. weaponize "cybercrime" takedowns to silence critics
https://haveibeenflocked.com/news/cyble-downtime
https://news.ycombinator.com/item?id=46341305

Log level 'error' should mean that something needs to be fixed
https://utcc.utoronto.ca/~cks/space/blog/programming/ErrorsShouldRequireFixing
https://news.ycombinator.com/item?id=46301059

Pure Silicon Demo Coding: No CPU, No Memory, Just 4k Gates
https://www.a1k0n.net/2025/12/19/tiny-tapeout-demo.html
https://news.ycombinator.com/item?id=46337438

Gemini 3 Pro vs. 2.5 Pro in Pokemon Crystal
https://blog.jcz.dev/gemini-3-pro-vs-25-pro-in-pokemon-crystal
https://news.ycombinator.com/item?id=46287848

Skills Officially Comes to Codex
https://developers.openai.com/codex/skills/
https://news.ycombinator.com/item?id=46334424

OpenSCAD is kinda neat
https://nuxx.net/blog/2025/12/20/openscad-is-kinda-neat/
https://news.ycombinator.com/item?id=46337984

Ireland’s Diarmuid Early wins world Microsoft Excel title
https://www.bbc.com/news/articles/cj4qzgvxxgvo
https://news.ycombinator.com/item?id=46339031