Hacker News Highlights

This is a recap of the top 10 posts on Hacker News on Apr 30, 2025.

I use zip bombs to protect my server
https://idiallo.com/blog/zipbomb-protection
https://news.ycombinator.com/item?id=43826798

Firefox tab groups are here
https://blog.mozilla.org/en/firefox/tab-groups-community/
https://news.ycombinator.com/item?id=43834101

Only Teslas exempt from new auto tariffs thanks to 85% domestic content rule
https://fuelarc.com/cars/only-tesla-exempt-from-new-auto-tariffs-thanks-to-85-domestic-content-rule/
https://news.ycombinator.com/item?id=43837993

Chain of Recursive Thoughts: Make AI think harder by making it argue with itself
https://github.com/PhialsBasement/Chain-of-Recursive-Thoughts
https://news.ycombinator.com/item?id=43835445

Jepsen: Amazon RDS for PostgreSQL 17.4
https://jepsen.io/analyses/amazon-rds-for-postgresql-17.4
https://news.ycombinator.com/item?id=43833195

Show HN: Beatsync – perfect audio sync across multiple devices
https://github.com/freeman-jiang/beatsync
https://news.ycombinator.com/item?id=43835584

Sycophancy in GPT-4o
https://openai.com/index/sycophancy-in-gpt-4o/
https://news.ycombinator.com/item?id=43840842

Performance optimization is hard because it's fundamentally a brute-force task
https://purplesyringa.moe/blog/why-performance-optimization-is-hard-work/
https://news.ycombinator.com/item?id=43831705

Show HN: A Chrome extension that will auto-reject non-essential cookies
https://blog.bymitch.com/posts/reject-cookies/
https://news.ycombinator.com/item?id=43831298

Programming languages should have a tree traversal primitive
https://blog.tylerglaiel.com/p/programming-languages-should-have
https://news.ycombinator.com/item?id=43831628

What is Hacker News Highlights?

Daily overview of the Top 10 Hacker News posts. Post and comment summarization by AI.