Oh I don't know.. try visiting Satoshi Dice from US IP? Try libertyreserve.com - Check up on Coinlab and Gox... US is very, very hostile toward a competitor to the dollar (how they maintain world power for the time being). The power even exists beyond the borders, because many US based banks process international transfers even if they never touch US shore, they can be and are being denied in certain cases due to Bitcoin or relation to exchanges. The US is flaunting its muscle, but it's not a winnable fight. USD will fail whether BTC exists or not, it is inevitability of fiat.