The US and China are like two neighbors who annoy each other with loud music after 11pm, but can't bring themselves to discuss the problem properly. The latest passive-aggressive broadside between the pair sees the US blocking Intel from being able to sell its Xeon Phi chips to China to upgrade the latter's Tianhe-2 supercomputer. BBC News is reporting that the US Department of Commerce shot down the move because of a concern that the hardware would be used to conduct "nuclear explosive activities."










