Privacy

A librarian made the guide every product team refuses to write: how to actually turn off the AI features nobody asked for, across Google, Apple, Microsoft, and more.

Nobody oversharing, nobody breached. Just five harmless posts that add up to a home address, an empty-house window, a kid’s school, and a password reset answer. Here’s how the aggregation problem works, one Instagram scroll at a time, and what happens when a nation-state runs the same play at scale.