Simon Willison’s Weblog

Mac OS X Leopard: Multicore. “... NSOperation, a breakthrough new API that optimizes applications for the world of multicore processing.”

Posted 11th June 2007 at 11:02 pm

Recent articles

Introducing gisthost.github.io - 1st January 2026
2025: The year in LLMs - 31st December 2025
How Rob Pike got spammed with an AI slop "act of kindness" - 26th December 2025

concurrency 15 leopard 14 macos 103 multicore 2 nsoperation 1

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe