The best of Hacker News - June 29, 2025

1.
JavaScript Trademark Update

605 points

2.
MCP: An (Accidentally) Universal Plugin System

538 points

3.
Addictions Are Being Engineered

458 points

4.
We ran a Unix-like OS Xv6 on our home-built CPU with a home-built C compiler (2020)

237 points

5.
BusyBeaver(6) Is Quite Large

202 points

6.
Life of an inference request (vLLM V1): How LLMs are served efficiently at scale

115 points

7.
Solving `Passport Application` with Haskell

107 points

8.
2025 ARRL Field Day

94 points

9.
The Death of the Middle-Class Musician

89 points

10.
An Indoor Beehive in My Bedroom Wall

75 points

11.
Show HN: AGL a toy language that compiles to Go

56 points

12.
Community Is Motivation on Tap

54 points

13.
Group of investors represented by YouTuber Perifractic buys Commodore

45 points

14.
Generative AI's crippling failure to induce robust models of the world

42 points

15.
Refurb weekend: Gremlin Blasto arcade board

30 points

16.
Tennis Scorigami

26 points

17.
Blackwell: Nvidia's GPU

24 points

18.
Gradient Descent Visualiser

20 points

19.
Universal pre-training by iterated random computation

18 points

20.
Show HN: SVG Lined Tile Generator

5 points

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