It just means people will stop trusting the US Dollar.<p>Pretty bad for the US, but I don&#x27;t think it&#x27;d be a catastrophic worldwide event. Interest rates will go up, and it will become even harder for the US to pay back the debts, and it will become much more difficult for the US to borrow money in the future.<p>Bad all around of course, not something to be trifled with. But its a relatively simple prediction to make.