Basic stuff, impossible for Volkswagen.
EDIT: I agree with the replies that say this should be handled by CarPlay/Android Auto. In which case I’d like my cars software to support that well.
EDIT2: Oh and there has to be an api where the car shares charge state and range estimates with my phone, such that my phone can plan a route around charge stops.
I wouldn't want to have to setups accounts in my car. Also you don't necessarily want the persons who borrow your car to know everythings about you including every single place you have marked as favorite.
Unlike Spotify, car radio does not need subscription nor account.