Maybe the ought to go back to gold - promises to pay don’t seem to work any more. (Fat chance)
New Bretton Woods.
That means after coughing up 2 trillion or so to the bankers to cover their 2 mill bonuses and 400K spa treatments, they will tell all the grunts “It’s your patriotic duty to turn in your gold...”
I doubt that any major rewriting of the worlds financial markets and currencies would be friendly to gold, just as previous major changes in the last century have given us gold bugs the short end of the stick.