Writing & ideas

Notes from the workbench.

Observations, frictions, experiments, principles, and things I cannot stop thinking about.

Reliability is a feature, not a finish line

Impressive demos are easy to remember. Repeated, uneventful use is the harder—and more valuable—test.

Mobile computing becomes a systems problem when the constraint is not power, but fragmented attention.

One extra digit can catch an extraordinary range of human errors. Elegant leverage often looks almost trivial.

Moving faster amplifies the quality of the feedback loop—and the cost of aiming at the wrong thing.