Simon Willison’s Weblog

26th June 2020 - Link Blog

Reducing search indexing latency to one second. Really detailed dive into the nuts and bolts of Twitter’s latest iteration of search indexing technology, including a great explanation of skip lists.

Posted 26th June 2020 at 5:06 pm

Recent articles

The Axios supply chain attack used individually targeted social engineering - 3rd April 2026
Highlights from my conversation about agentic engineering on Lenny's Podcast - 2nd April 2026
Mr. Chatterbox is a (weak) Victorian-era ethically trained model you can run on your own computer - 30th March 2026

This is a link post by Simon Willison, posted on 26th June 2020.

data-structures 6 lucene 12 scaling 147 search 93 twitter 161

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