content: It'd be very difficult to follow a drone from the ground. They don't have to follow roads. I'd be more worried about people using new technology to intercept the drones cause them to crash to the ground. I think the Russians have deployed microwave weapons and the US has installed some sort of EMP system that causes drones to shut down nearby the white house. Some quadcopter manufacturers have started to blacklist sensitive GPS coordinates to stop people using them to snoop on army bases. Also someone with a crack aim might start shooting them down for fun or as a challenge. It's like clay pidgeon shooting except they can change directio  3373  n!