There could be a bank run on Chase tomorrow and they wouldn’t be able to hold. The only thing keeping everything together is folks not panicking.
It's quite difficult for a free market of any sort to function when you have a government that becomes capable of arbitrarily distributing effectively unlimited funds at their discretion. This is even more true when that "discretion" is often whimsical and self destructive. So you look at the various graphs seeing things like skyrocketing wealth inequality, inflation, government debt, and more - and all one can think is, "Gee, who'd of thunk?"
In any case, it's important to appreciate that our current monetary system only began about 50 years ago.
That applies to a great many things in modern society.