There is a third factor: a generation of investors who have never really lost money in the market.
I think the primary thing that baffles the more traditional investing establishment is how irrational WSB investors actually are.
But the equity crowd hasn't seen any real volatility until March of last year and the Fed promptly stepped up to backstop the entire regime.
I have friends who own TQQQ like it's dumb not to...and they're right.