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Retrospectively Reverse-Engineering Apple's Neural Engine

Article URL: https://eiln.github.io/posts/ane.html Comments URL: https://news.ycombinator.com/item?id=49670032 Points: 182 # Comments: 19

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Memory efficiency: bytes per key

Part 5 of 7 · ← Latency under load · Next: Operational simplicity → Part 5. The shortest post in the series, and the least arguable number in it — because memory footprint is about data-structure…

Bun 1.4's Rust rewrite cuts script startup time from 10.5ms to 4.2ms

Bun 1.4 shipped on 20 August as the first stable release built on Bun's new Rust-based core, replacing the Zig runtime layer that shipped everything since 1.0.

  • Bun 1.4 rewritten in Rust, replacing previous Zig runtime
  • Startup time improved 60%, from 10.54ms to 4.22ms
  • Idle memory usage reduced 46%, from 34.9MB to 19.0MB

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