There's been arguments about putting them on lamp posts - ok, but again, cables. 1 lamp post for ~10 cars doesnt really work.
Plucking a random average UK street off of Google maps - figure out how you charge cars at 6pm when everyones home from work and this road is full of cars on both sides of the street: https://www.google.com/maps/@53.4257624,-2.9412328,3a,60y,22...