Exactly!
When you switch cars you don't have to change their content too.
Wife/kids/friends still remain compatible and can be used by your new car. Ok, except for that blond chick that you'll surely lose if you give your Ferrari for a Honda. And your grandma if you do it the other way round. Ok and sometimes the new car can't support all of your kids. And maybe if your wife is fat can't even get into a sport car.
I blame the Auto industry for ruining my social life