Strangers

Apple created its $29 quarter-size Bluetooth device to help people keep track of their keys and other personal items, but they’re also being used to track people—sometimes without permission. In response to unwanted AirTag tracking, Apple designed a system to notify iPhone users if they were being followed by someone else’s AirTag. Your iPhone detects if the unknown AirTag is moving along with you, and, if so, an alert provides a map of the simultaneous paths. Then, you can trigger the errant AirTag’s…