9.3.25 | Google barred from exclusive contracts, staff engineer's journey with Claude Code, The Little Book of Linear Algebra

Hacker News Highlights

This is a recap of the top 10 posts on Hacker News on Sep 3, 2025.

• (00:00) - Intro
• (00:22) - Google can keep its Chrome browser but will be barred from exclusive contracts
• (01:40) - A staff engineer's journey with Claude Code
• (02:56) - The Little Book of Linear Algebra
• (04:00) - The staff ate it later
• (05:03) - We already live in social credit, we just don't call it that
• (06:23) - %CPU utilization is a lie
• (07:36) - Making a Linux home server sleep on idle and wake on demand (2023)
• (08:45) - This blog is running on a recycled Google Pixel 5 (2024)
• (09:51) - Take something you don’t like and try to like it
• (10:53) - Physically based rendering from first principles
• (12:06) - Outro

Google can keep its Chrome browser but will be barred from exclusive contracts
https://www.cnbc.com/2025/09/02/google-antitrust-search-ruling.html
https://news.ycombinator.com/item?id=45108548

A staff engineer's journey with Claude Code
https://www.sanity.io/blog/first-attempt-will-be-95-garbage
https://news.ycombinator.com/item?id=45107962

The Little Book of Linear Algebra
https://github.com/the-litte-book-of/linear-algebra
https://news.ycombinator.com/item?id=45103436

The staff ate it later
https://en.wikipedia.org/wiki/The_staff_ate_it_later
https://news.ycombinator.com/item?id=45104289

We already live in social credit, we just don't call it that
https://www.thenexus.media/your-phone-already-has-social-credit-we-just-lie-about-it/
https://news.ycombinator.com/item?id=45106011

%CPU utilization is a lie
https://www.brendanlong.com/cpu-utilization-is-a-lie.html
https://news.ycombinator.com/item?id=45110688

Making a Linux home server sleep on idle and wake on demand (2023)
https://dgross.ca/blog/linux-home-server-auto-sleep
https://news.ycombinator.com/item?id=45108066

This blog is running on a recycled Google Pixel 5 (2024)
https://blog.ctms.me/posts/2024-08-29-running-this-blog-on-a-pixel-5/
https://news.ycombinator.com/item?id=45110209

Take something you don’t like and try to like it
https://dynomight.net/liking/
https://news.ycombinator.com/item?id=45102512

Physically based rendering from first principles
https://imadr.me/pbr/
https://news.ycombinator.com/item?id=45106846