On a Sunday morning in a Midwestern megachurch, worshippers step through sliding glass doors into a bustling lobby-unaware they've just passed through a gauntlet of biometric surveillance. High-speed cameras snap multiple face probes" per second, isolating eyes, noses, and mouths before passing the results to a local neural network that distills these images into digital...

This is today's edition ofThe Download,our weekday newsletter that provides a daily dose of what's going on in the world of technology. How churches use data and AI as engines of surveillance On a Sunday morning in a Midwestern megachurch, worshippers step through sliding glass doors into a bustling lobby-unaware they've just passed through a...