> You can't take a bike easily into: a car, the subway, your flat, a shop, ...

Those places are getting more restrictive though. Some shops don't allow you to park anything inside the shop because it takes up space, some subways are banning e-scooters citing safety issues regarding not having equipment ready for dealing with large battery fires and so on.

Besides, there are foldable bikes that can take up as much space as a foldable e-scooter.