14 Jun 2026
Signal Headquarters

Field Notes · 14 Jun 2026

Best explained

Anthropic's vague 'potential serious harm' standard in its data retention policy creates ambiguity for legitimate professional use cases, such as lawyers handling government surveillance litigation, making compliance unpredictable.

By the numbers

Cloudflare reported that agent and bot browsing now accounts for more web use than human browsing.

New today — Evidence added

Pulsia reached $10M annualized revenue run rate within approximately one year of launching.

Ben Cera

New today — Sharp calls

It is now possible to build custom internal tools for clients at $5,000 flat in 2 days using Claude Fable 5.

Greg Isenberg

New today — Useful context

Why training on human solutions caps model capability: known solutions define a typical subset h of the full solution space f, and no amount of test-time compute or self-improvement lets a model escape to sample from f minus h.

Luke Bailey

New today — Watchlist

The FDA will consider moving seven peptides from Category 2 (cannot compound) to Category 1 (can compound) in July 2026.

Dr Alex Tatem

Tool watch

Goldman Sachs and JP Morgan are exploring compute futures as a financial instrument to hedge data center exposure, signaling Wall Street entry into AI infrastructure markets.

Worth quoting

“My job wasn't to add process. It was to restore social contract.”
Katelin Holloway
“It basically does what Falcon Heavy does for tens of millions of dollars less money.”
Tom Mueller
“The equity-funded bubble of 2000 is very different than the cash flow funded bubble of today.”
Denise Chisholm
“Took 30 days. That would've taken years before.”
Bobby Healy
“If every deal is right in a roll-up, we're either not taking enough risk or not moving fast enough.”
Alex Sloane
“Get out of the feedback business. Get in the recommendation, suggestion business.”
Randall Stutman