Simon Willison’s Weblog

9th October 2010 - Link Blog

What is a Polyfill? Useful new term: a Polyfill is “a shim that mimics a future API providing fallback functionality to older browsers”.

Posted 9th October 2010 at 11:48 am

Recent articles

Locating the source of a mysterious beep with Claude - 9th November 2026
Hide your slop PR descriptions behind <details><summary> - 9th November 2026
Qwen 3.8 27B on my laptop can interpret model weights, too - 3rd November 2026
The U.S. Census Bureau and “Super Intelligence” - 2nd November 2026

This is a link post by Simon Willison, posted on 9th October 2010.

browsers 109 recovered 213 polyfill 2 remy-sharp 3

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