Probably because of the lower price and u can still exercise with it? U can treat a ebike just like a scooter, but you can't do the reverse. A cargo focused ebi

Probably because of the lower price and u can still exercise with it? U can treat a ebike just like a scooter, but you can't do the reverse. A cargo focused ebike is also very cheap. The size of the ebike is usually much more compact