Apparently, electric cars are so quiet that they are 40% more likely to be in a collision with a pedestrian who hasn't heard it coming - so the law in the UK is changing to force all electric cars to emit a noise at low speeds:
New law to tackle electric cars’ silent menace to pedestrians
Hopefully it will be that lovely electrical sound they always had in film.
New law to tackle electric cars’ silent menace to pedestrians
Hopefully it will be that lovely electrical sound they always had in film.