22 Jul 2026
Signal Headquarters

Field Notes · 7 Jun 2026

Best explained

Content moderation is a high-stakes needle-in-a-haystack problem. Over 90% of AI-generated content is benign, but the rare harmful slice carries high severity, making detection both difficult and critical.

By the numbers

Code review of AI-generated scientific papers found only ~30% of claimed discoveries were real, down from an initial novelty assessment of 70-80%.

New today — Evidence added

Anthropic's annualized run rate revenue crossed $47 billion in May 2026.

Nathaniel Whittemore

New today — Sharp calls

Legora's next brand campaign ad will feature baseball player Aaron Judge.

Patrick Forquer

Local news coverage at the Park Record correlated with voter turnout rising from 23% to 63% across consecutive elections.

Matthew Prince

New today — Useful context

The subreddit Dumbones has approximately 200,000 subscribers and has been noticeably growing.

Sam Parr

New today — Watchlist

By end of September 2026, daily estimated values will cover Apollo's entire credit business.

Marc Rowan

Axiom Math: a formal math AI company whose prover achieved perfect Putnam scores and 99% on Code Marina, worth watching as a leading formal verification and math AGI contender.

Carina Hong

Still tracking

The market will support at most 4-5 large language models, with only 2 being very large winners; the rest will merely get by or the field will consolidate down to 2 over time.

Lloyd Blankfein

Tool watch

Daniel Mesler coined the term 'bitter lesson engineering' to describe iteratively updating AI harnesses as underlying models improve. Worth watching as a practitioner framework for managing model churn.

Worth quoting

“The most high value product of the Ethereum blockchain financially speaking is ETH the asset.”
Chris Berniski
“This isn't just a first for Anthropic, it's the first profitable quarter for any foundation lab.”
Nathaniel Whittemore
“Our partnership is not up to 25,000. It is over 25,000, or in other words, a minimum of 25,000.”
Alex Kendall
“We no longer have enterprise plans dated by humans. We've launched enterprise self-service.”
Anthropic Head of Industries
“Fundamentally we're an atta dal chawal company.”
Aadit Palicha
“You cannot sell Bitcoin. If you are selling Bitcoin, the whole system breaks.”
Michael Saylor