The time may finally be at hand when the imbalances created by Bretton Woods 2 now tear the system asunder. The collapse is coming via an unexpected channel; rather than originating from abroad, the shock that sets it in motion comes from the inside, a blast of stimulus from the US Federal Reserve.
http://economistsview.typepad.com/timduy/2010/10/the-final-end-of-bretton-woods-2.html