He also effectively dismantled one of the rarest and most coveted achievements in marketing: the transformation of a common verb into a universally recognized reference to a specific product.
By renaming Twitter, he erased the cultural shorthand of "tweeting," a level of brand entrenchment that most companies can only dream of attaining.
Tesla is absurdly over-valued. They're going to experience a correction eventually... Elon has been delaying the inevitable because he's over leveraged.