When I brought up the greatest insult of being ignored, the same applies to the US dollar. Once it becomes irrelevant, the lie crumbles into dust. There is only one thing that can realistically make the dollar irrelevant: a large portion of the world shifting to a different currency (Euro, Yuan, gold, Bitcoin, etc.).
How about China announcing (
http://www.bloomberg.com/news/2011-09-14/china-willing-to-buy-bonds-from-sovereign-debt-crisis-nations-zhang-says.html) that they're willing to bail-out debt-crises nations? Seems a natural move to make when you're trying to unseat the dollar as the world's de-facto reserve.