<img src="https://spectrum.ieee.org/media-library/a-man-stands-in-a-busy-open-plan-office-environment.png?id=65579658&amp;width=1245&amp;height=700&amp;coordinates=0%2C0%2C0%2C1" /><br /><br /><p>Electric vehicles, whether they’re cars on the road or <a href="https://spectrum.ieee.org/joby-air-taxi-2676635230" target="_blank">electric vertical take-off and landing</a> (eVTOL) aircraft, are built around similar electric motors. But there are vital differences including component costs, mass, and