WhoKnows.
EST. 2026

Your inbox has
enough noise.
We're the signal.

Every weekday, sharp professionals get the briefing
that replaces an hour of scrolling tech and finance news.

LATEST ISSUE — April 22, 2026
01
MONEY·CAREER

Tim Cook to step down as Apple chief as John Ternus named replacement

After nearly 15 years, Tim Cook is stepping down as Apple's CEO. John Ternus, currently the head of hardware engineering, takes the top job on Septemb… →

Money & marketsCareer & skills
1 min
LATEST DEEP DIVE
Big Ideas 2026 · 2 of 13

The Intelligence Factory: AI Infrastructure

The cost of AI inference dropped more than 99% in a single year. That should settle the infrastructure debate. It makes everything more complicated instead.

Continue reading →