Waymo co-CEO Dmitri Dolgov’s case for combining cameras, lidar and radar for driverless safety—where camera-only systems can improve quickly then hit a ceiling—while cost remains the open question for mass-market vehicles.

The Camera-Versus-Lidar Debate Is Really About the Last Few Nines

Bruce Schneier’s work-versus-gym framing for AI use—use tools when the result is the point, keep the struggle when the practice develops skill—and how that maps onto software work, writing, and still requiring reviewable output after trust questions are answered.

Is This Work, or Is This the Gym?

Why the website is often the more private version of a service than a native app—browser sandbox boundaries limit device access in ways store apps do not, while still leaving room for tracking if third-party scripts load on the open web.

Notes · August 4, 2026

Notes for August 4, 2026

The Camera-Versus-Lidar Debate Is Really About the Last Few Nines

Is This Work, or Is This the Gym?

The Website Is Often the More Private Version