The market is full of large institutional investors. If they all collectively buy in on the madness, maybe, just maybe people shouldn't put their pensions into

The market is full of large institutional investors. If they all collectively buy in on the madness, maybe, just maybe people shouldn't put their pensions into the hands of these very professional investors, huh? :) That said, worrying about how too much money will ruin the stock market is like worrying about how too much proportionality will ruin democracy.