9 ms·Elon Musk: The only person who knows how to design lithium ion batteries.by lotso 13y agoElon Musk: The only person who knows how to design lithium ion batteries.jlgreco 13y agoMore accurately, the person who has a bunch of lithium ion battery people at his disposal...rbanffy 13y agoWell... There is some evidence pointing that way. Or, better, that the Boeing folks took the wrong approach.