The problem with electric bikes is that they are too quiet to draw any attention to the rider. They will only be a success when they invent an obnoxiously noisy ebike.
Imagine how dangerous it would be if motorbikes didn't make that annoying whine. Those derestricted exhaust manufacturers are doing the lord's work by alerting everyone to the presence of a bald and freshly divorced middle aged man in an ill fitting leather jumpsuit.