In any case those would be devices that terrorists (usually kids who excel more in ideology than in training) on the run would not have with them, to quickly ch

In any case those would be devices that terrorists (usually kids who excel more in ideology than in training) on the run would not have with them, to quickly change the identity of the car they stole. This is not a sophisticated anti-forgery scheme, it's a no-cost layer of tamper resistance.