Bigworld, Commodity plays will benefit from a falling dollar, but wouldn't their sensitivity to economic activity be a negative, considering the economic disruptions you forsee?
Gold on the other hand also benefits from a collapsing currency, while avoiding the sensitivity to economic activity.
Btw, looks like the Euro is staging a nice bounce today. Yesterday, Art Hill (Stockcharts.com TA guru) mentioned the Euro could bounce soon, though he said his near term upside target is somewhat limited for the bounce.