By Nicholas Kristof September 10, 2010 6:07 pm September 10, 2010 6:07 pm Tensions have erupted over some barren rocks in the Pacific that you may never have heard of, but stay tuned – this is a boundary dispute that could get ugly and some day have far-reaching consequences for China, Japan, Taiwan and the United States. The islands in question are called the Senkaku chain by Japan, the Diaoyu is