I’m certainly against corruption and crony socialism. However, not every high net-worth person made their wealth through corruption.
“call on the wealthiest in society to invest back into the community”
Steve Jobs made Apple. His net worth was Apple. His investment in Apple was an investment in the community. So, it goes for most people.
There is nothing wrong with philanthropy. However, giving your money away so that it does good is one of the hardest things to do. I suspect the Ford and Rockefeller foundations have done as much harm as good.
The problem with philanthropic foundations is that in at most a generation they are captured by the left.