Because in almost any market, incumbents do everything they can to prevent newcomers from establishing a foothold in the market. A current example of this is the proxy war the established automakers are fighting against Tesla via their dealerships, who are pressuring their local politicians to ban Tesla from selling directly to consumers in various states.

>>I just want good electric cars, and couldn't care less who produces them.

The world would be a better place if people cared about who is producing the stuff they buy, and how.

Just a thought.