I wouldn't claim that there isn't significant development to be done, but Dyson has engineers who have experiences with long-term battery handling for example.

I wouldn't claim that there isn't significant development to be done, but Dyson has engineers who have experiences with long-term battery handling for example. With lots of experience, designing electric motors. Even if they are at a different scale, compare that to the traditional car company, which has zero experience with batteries and electric motors.