Obama and his posse rolled into Seoul looking to regulate on some currency moves. To create a consensus of nations to push back on China for their currency manipulation and to push back on Germany and others for running trade surpluses. By their own doing, Obama, Geithner and Bernanke have failed. The US has been weakened and credibility, authority have been lost. Obama transformed the G-20 meeting into the G-19 vs. 1 meeting.