That’s a false dichotomy.
Musk, currently #2 on that list, has taken quite a lot of money from the government in the form of subsidies and loan guarantees. That’s not self-made. Bezos gets plenty of subsidies, too. Any US business gets direct and/or indirect subsidies from government sources.
Never saw the movie, but I think he was the villain, a composite character based on sociopaths, not someone whose wisdom is to be emulated.
You might consider that your view from the outside doesn’t give you much insight.
They’ve been there, done that if they are billionaires.
By the same token, neither do you.
Citation still needed.
From what I’ve seen, so-called self-made successes tend not to acknowledge the outside support they get, in addition to downplaying luck. Kinda like Craig T Nelson’s diatribe, “I was on foodstamps and welfare and nobody helped me” (paraphrase)