Your jurisdiction may vary, but often anything higher is classified as a moped and requires a driver's license.
What do you think is a reasonable top speed (or power, the two are related) at which point someone blasting by you in the bike lane feels more like road traffic?
They are booming across most of Europe. Every bike shop I see has at least a couple of models in the lineup, this is a big change from a couple of years ago.
What do you think is a reasonable top speed (or power, the two are related) at which point someone blasting by you in the bike lane feels more like road traffic?