Not just that, but I'm going to have a hard time using your $10 mil IOU as collateral for another loan. On the other hand I'd have no trouble whatsoever using a

Not just that, but I'm going to have a hard time using your $10 mil IOU as collateral for another loan. On the other hand I'd have no trouble whatsoever using a $10 mil IOU from the US Government as collateral. The question is do your liabilities have currency?