Earlier quoted context omitted.
If someone built a dozen companies, and like a third of them succeeded and made him one of (if not the) richest man in the world, I think you could say that that person "has an incredible track record of success" and I don't even like this guy, but this is just dishonest from you
What was successful after Tesla and SpaceX?
By the way, if you or I owned either one of the companies you mentioned it would be considered a great success. Your question itself is putting Musk in a league of his own. I don't care that he's an asshole. If someone asked the three of us to eject into space a car that we built, only he could comply.