There is another reason that the auto industry is on a whole slow to change. Suppliers. With the exception of the ICE most other major systems in vehicles today

There is another reason that the auto industry is on a whole slow to change. Suppliers. With the exception of the ICE most other major systems in vehicles today comes from a handful of suppliers. To make electric vehicles, you have to take on much more of the manufacturing process yourself or subcontract it out. You lose economy of scale when that happens to some degree. Sure the suppliers could start making the parts for evs, and they are starting to but there is a lot of standardization that needs to happen as well.