> once people realize how dangerous is a car you can't hear coming Modern cars are already very quiet at low speeds, what you're actually hearing at higher spe

> once people realize how dangerous is a car you can't hear coming Modern cars are already very quiet at low speeds, what you're actually hearing at higher speeds is tire noise and (to a lesser degree) wind noise. Several solutions present themselves. Firstly, people should learn to use their eyes, dammit. Secondly, a lot of electric cars have subtle noisemakers when driving at low speeds.