I do not believe this is correct. Farmers are usually the last to know about fluctuations of commodity prices. Commodities are driven much more by macroeconom

I do not believe this is correct. Farmers are usually the last to know about fluctuations of commodity prices. Commodities are driven much more by macroeconomic trends that farmers cannot be expected to bother with. And as for stocks and a fidelity advisor. Oh man, that is also very very wrong. Stock picking is about seeing trends before others do and being gone before those trends end. The former is a relatively common trait, the latter is rarely intuitive and pretty rare.