It's higher in tone so it's easier to localize, and the unique sound draws more attention. Any time an electric car passed me by with the whizzing sound, it jus

It's higher in tone so it's easier to localize, and the unique sound draws more attention. Any time an electric car passed me by with the whizzing sound, it just sounded like it was at the correct volume level for the application. It's definitely more pleasing than good old diesel rumble or some hot shot with the popping exhaust.