> I find it doubtful a person can stay alert and ready to take the wheel at a moment's notice after the car has minded its own business for however long I don'

> I find it doubtful a person can stay alert and ready to take the wheel at a moment's notice after the car has minded its own business for however long I don't mean so people can navigate; I mean so people can complain to a city or district when a road is improperly marked.