What Your Apps Know About You: The Quiet Science of Behavioral Profiling
Mainstream applications are doing far more than delivering weather forecasts or tracking your steps. Through permissive data-collection frameworks that operate well within current legal boundaries, they are assembling granular behavioral portraits of millions of Americans — portraits that are then sold, licensed, and weaponized by a largely invisible ecosystem of third-party brokers. Here is what is actually being collected, and what you can do about it.