His move is economical as well as and advantage for his business. If you take him for his word and since he believes in breaking down a problem into its indivi

His move is economical as well as and advantage for his business. If you take him for his word and since he believes in breaking down a problem into its individual components and improve it the the only reason he is building the battery factory is because he saw the opportunity and the potential to make a batter and cheaper battery. And on the issues of charging stations is he needs them anyway and it's not like there's a standardized connector for quickly charging a car so he made his own, he would have done the same it there was a connector but it wasn't any good, however i doubt he would have done it if there wasn't an engineering advantage.