What a cynical observation, Rivercop. Why would it do that? Technology these days is pretty near infallib*l%89)%24.
Just tried to have a look at their website - it wouldn't load!
Imagine the additional stress worrying if your drone was keeping up with you . . . or if the Old Bill was monitoring it . . .
Mind you, if it could show you a clear road ahead so you could overtake the weekend pikeys' caravans, that might put a different complexion on it.