Playing devil's advocate here. Let's say people start making car bombs that look like tracking devices. Or they modify the tracking device to become a bomb.

Playing devil's advocate here. Let's say people start making car bombs that look like tracking devices. Or they modify the tracking device to become a bomb. Many police tracking devices already look similar to a pipe bomb: https://www.npr.org/2011/11/08/142032419/do-police-need-warrants-for-gps-tracking-devices https://www.npr.org/2011/11/08/142032419/do-police-need-warr... This gets kinda scary if the person you're tracking is a dealer working with a violent crime syndicate.