top 50% hacker news stories for today

AWS Engineer Reports PostgreSQL Perf Halved by Linux 7.0, Fix May Not Be Easy

https://www.phoronix.com/news/Linux-7.0-AWS-PostgreSQL-Drop

6 hours ago

227 upvotes – 53 comments

Shooting Down Ideas Is Not a Skill

https://scottlawsonbc.com/post/shooting-down-ideas

6 hours ago

133 upvotes – 140 comments

Introduction to Computer Music [pdf]

https://composerprogrammer.com/introductiontocomputermusic.pdf

5 hours ago

121 upvotes – 31 comments

Isseven

https://isseven.app/

5 hours ago

86 upvotes – 48 comments

Writing Lisp Is AI Resistant and I'm Sad

https://blog.djhaskin.com/blog/writing-lisp-is-ai-resistant-and-im-sad/

4 hours ago

59 upvotes – 58 comments

AI that copied musical artist files copyright claim against that artist

https://twitter.com/VladTheInflator/status/2039577001531768906

3 hours ago

52 upvotes – 12 comments

Show HN: Contrapunk – Real-time counterpoint harmony from guitar input, in Rust

https://contrapunk.com/

6 hours ago

44 upvotes – 8 comments

I used AI. It worked. I hated it

https://taggart-tech.com/reckoning/

1 hour ago

38 upvotes – 70 comments

Evacuation of U.S. troops from Mideast base sends community groups scrambling

https://www.npr.org/2026/04/03/nx-s1-5770491/evacuation-bahrain-norfolk-troops

6 hours ago

36 upvotes – 13 comments

Brain scans reveal how to enters a psychedelic-like trance without drugs

https://www.psypost.org/brain-scans-reveal-how-a-woman-voluntarily-enters-a-psychedelic-like-trance-without-drugs/

5 hours ago

36 upvotes – 6 comments
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