Correct. But even without their permission their phone will transmit it's location to the nearest celltower. Also, in my country we have CCTV-camera's along all

Correct. But even without their permission their phone will transmit it's location to the nearest celltower. Also, in my country we have CCTV-camera's along all major roads with licenceplate-tracking. Public transport requires a chipcard with login. I feel so much safer...