If you live, work and shop within five minutes of subways then you have no real use for a scooter. That isn't the case for most people, however. We can't all move to the big city.
That’s a fair point, but they are also rather useless in the ultra low density country or extreme urban sprawl. They are really only extremely spread out US style cities. Where, cars are almost useless, but you can’t really walk to everything useful.