All governments have to subsidize food or people revolt. The real issue is how to profit on coming demand. Powershares does not play the futures make well. Government food stores take out the volatility. It is hard to make money.
moo has been doing much better, dba has been drifting lower and lower, even with agricultural products are moving higher, I don't know what the deal is with DBA, after adding new positions to its fund, the thing is dead money, and with their lofty fee of 0.85 starting in Jan 4, this thing better do something pronto.