Common Notes extension shows annotations on any article or YouTube video
NathanpmYoung · x · 2026-09-24
NathanpmYoung demos the Common Notes browser extension, which surfaces community-style annotations on any article or YouTube video; available for Chrome and Firefox.
The thread also fact-checks a @slatestarcodex claim about US happiness levels: in the 2026 World Happiness Report, Saudi Arabia (6.817) and the UAE both rank above the US (6.816), contradicting the "near-misses at 6.6" framing.
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