There's rich people, and then there's the ultra rich people. It just doesn't seem possible to become a billionaire through ethical means.
Secondly they are receiving endowments from many individuals and organizations on top of tuitions and cuts off the top of grants researcher working there receive.
Thirdly they arent just getting simple compound intrest from money setting in a savings account instead they run private equity funds and hedge funds, which are themselves morally suspect
It's his name on the front of the book, but he is not necessarily the primary author. That sounds a little unethical to me.
[0] https://www.express.co.uk/entertainment/books/380231/James-P...
[1] https://theconversation.com/why-you-dont-need-to-write-much-...
[2] https://www.independent.co.uk/arts-entertainment/books/featu...
Taylor Swift, perhaps? Paul McCartney. You only need one example to disprove the case.
It doesn’t seem ridiculous that if you make something and charge $10 and 100 million people pay you that you’re necessarily doing something unethical.
They’re such outliers that it’s still a safe assumption someone has done something exploitative if they’re a billionaire.