USD has recently fallen through the bottom of its downtrend channel, which often induces a rebound rally. Also, the immediate downtrend line from yesterday's Bernanke plunge is broken, and this morning 2.5 million shares of UUP (USD ETF) were traded in a 2 minute period. Someone thinks something is going to happen. Lately, commodity trading has been tightly inverse to the USD - commodities are definitely vulnerable to any USD rally.