> the conventional wisdom is that most traders lose money and would be better off putting it into ETFs and mutual funds and it seemed to be winning. Bloomberg wrote fret pieces about whether there'd be anybody left to trade.
Don't worry, even if (say) 90% of invested money is in passive index funds, you only need a few active folks to keep things running:
Don't worry, even if (say) 90% of invested money is in passive index funds, you only need a few active folks to keep things running:
* https://en.wikipedia.org/wiki/Grossman-Stiglitz_Paradox
If some AI/ML system notices a discrepancy that can be exploited it will do so.