He obviously hasn't changed his mind since then as he recently said: "Gold, unlike all other commodities, is a currency"."And the major thrust in the demand for gold is not for jewelry. It's not for anything other than an escape from what is perceived to be a fiat money system, paper money, that seems to be deteriorating."
So my "irrational exuberance" in taking most of my wealth and putting it in precious metals in a vault might not be so ill advised and many have advised me recently.