Insights on health technology, privacy-first design, and the science behind smarter wearables.
What I found inside a state government digital identity application with 500K+ installations
James Hoffmann · Apr 23, 2026 · 11 min read
The complete math behind your sleep score. Personalized baselines, five weighted components, and how it compares to polysomnography.
James Hoffmann · Jan 14, 2026 · 11 min read
