Electric scooters are quickly increasing in popularity due to their relatively low cost, ease of traffic congestion and eco-friendliness. However, because electric scooters haven't been around for very long, the laws surrounding their use are unclear – and undefined in many states. On a federal level, electric scooter riders don't need licenses, registration or insurance. So, if somebody gets into an accident involving an electric scooter, who's to blame–and can you claim compensation?