I read his Biography when I was in High School, not to say he doesn't work hard.
But he is a Govt contractor, of course he is gonna be profitable. How much tax credits does Tesla get for being an electric car company?
If there is anything to learn, he is a case study of how well someone can do when the regulatory bodies are working in your favor.
Imagine if "Big Tech" benefits like reduced tax burdens and regulatory leeway was available for mom and pop shops. The middle class would be thriving. Corporatism is not Capitalism, its another word for State Capitalism (aka Fascism)