That’s No Phone. That’s My Tracker | Pro Publica | EDTECH ~ ICT | Thinking, Tips & Tools - the Internet Tracks & Trails  -Besides... QUESTIONING them all ! | Scoop.it

Cellular systems constantly record the location of phones in their networks, data treasured by police and advertisers alike. The surveillance and privacy implications are simple: If someone knows where you are, they probably know what you are doing."