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

LLM 0.32a0 is a major backwards-compatible refactor - 29th April 2026
Tracking the history of the now-deceased OpenAI Microsoft AGI clause - 27th April 2026
DeepSeek V4 - almost on the frontier, a fraction of the price - 24th April 2026

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

data-structures 6 lucene 12 scaling 148 search 93 twitter 161

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