Yes, and I grew up with them. And dated them for years.

Both Bill Gates and Jeff Bezos grew up in wealthy families and directly related to some of the most powerful people in the States.

Insider trading is also rife amongst them. What makes you think that when they meet socially, they don't discuss who is selling and buying what?

Certainly they know how to make money. it's not rocket science when one has money to invest and the contacts to know where to invest it in.

Did you know that Bill Gates was educated at a private school that had a full computer lab when most people didn't know how to spell the word?

Research shows that people who come from upper middle class and rich make money and become successful. They have enough money over to invest. People who are living day to day - 95% of humanity and about 90% of Americans don't have discretionary income.

Read the research.