You know why he has been married so many times? My opinion is because the guy is a fucking dick. I am married and remain married. Zero divorce? Why? I'm not a dick.
Sending a rocket to Mars is useless. Self driving cars haven't improved the world for anyone. I'll agree that the advancement in tech is good over time, and that the change in regulations is positive, but I don't think Musk is the humanitarian he is thought to be.