Simon Willison’s Weblog

eval() Kerfuffle. The ability to read supposedly private variables in Firefox using a second argument to eval() will be removed in Firefox 3.1.

Posted 2nd July 2008 at 9:24 pm

Recent articles

ChatGPT Containers can now run bash, pip/npm install packages, and download files - 26th January 2026
Wilson Lin on FastRender: a browser built by thousands of parallel agents - 23rd January 2026
First impressions of Claude Cowork, Anthropic's general agent - 12th January 2026

firefox 90 javascript 738 john-resig 33 privacy 64 security 573

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