They do not want your boss getting this info for free, when they can sell it to your (prospective) employer instead.
Now if you rely on a computer to drive for you, hackers can pwn your car's computer and drive it.
If they install a GPS tracker that leaches off your battery, could you not charge them with theft of electricity (like the hackers in Clifford Stoll's "The Cuckoo's Egg" that are charged with stealing electricity?
If I copyright all my emails shouldn't I get a taste when the spooks read my email?
Sue your fans and the people that are your market, and you will not have my business.