Musk has admitted to having Asperger's, which in itself isn't that big of a deal - but they (people with Asperger's) can become quite obsessed with things. Some

Musk has admitted to having Asperger's, which in itself isn't that big of a deal - but they (people with Asperger's) can become quite obsessed with things. Some of the social aspects can also be lacking, which in turn can be mistaken for narcissism. He knows he's smart, he has a burning passion for what he does, and he's probably been surrounded by sycophants for decades now.