Hub motors are in development for cars too, e.g.: https://lightyear.one/articles/lightyear-and-elaphe-develop-the-most-efficient-production-powertrain-in-the-w

Hub motors are in development for cars too, e.g.: https://lightyear.one/articles/lightyear-and-elaphe-develop-the-most-efficient-production-powertrain-in-the-world https://lightyear.one/articles/lightyear-and-elaphe-develop-...