Simon Willison’s Weblog

The CSS working group is irrelevant. “Someone really needs to do to CSS what the WHATWG has been doing to HTML”.

Posted 6th June 2007 at 10:10 am

Recent articles

The Summer of Johann: prompt injections as far as the eye can see - 15th August 2025
Open weight LLMs exhibit inconsistent performance across providers - 15th August 2025
LLM 0.27, the annotated release notes: GPT-5 and improved tool calling - 11th August 2025

css 229 hixie 11 ian-hickson 22 stardands 1 w3c 22 whatwg 16

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