Simon Willison’s Weblog

Twitter, or Architecture Will Not Save You. Kellan is not an armchair architect. He also doesn’t mention Rails once. Well worth reading.

Posted 29th May 2008 at 1:16 am

Recent articles

My Lethal Trifecta talk at the Bay Area AI Security Meetup - 9th August 2025
The surprise deprecation of GPT-4o for ChatGPT consumers - 8th August 2025
GPT-5: Key characteristics, pricing and model card - 7th August 2025

architecture 14 kellan-elliott-mccrea 19 rails 72 twitter 160

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