I would guess it does go as far as any whehicle you're driving and can "sense" its location in 3D space, i.e. know when it's about to bump something. That would

I would guess it does go as far as any whehicle you're driving and can "sense" its location in 3D space, i.e. know when it's about to bump something. That would make you very good at parallel parking. Not me though, I suck at sensing where exactly the car ends, either that or my car randomly changes size throughout the week.