There's an Einstein quote along the lines of "Insanity is repeating the same behaviour and expecting different results".
It applies in Bitcoinland as well as irl.
Look at the number of victims of PB who have gone straight out and "invested" in other totally unverfiable, too-good-to-be-true scams waiting to happen.
It's because they are the cargo cult of the investment trade. They have heard about investments, risk and diversification and think they understand what it means, but in reality they have no clue at all.