It's not even as simple as that - for instance Iron Ore and Gold...

It's not even as simple as that - for instance Iron Ore and Gold could easily be in different categories as demand for one has almost no correlation to another (well, at least until we start building bridges and dams out of gold...I can hardly wait for that day).

It's even the same with the Agri-sector. The well known shortage of pork in China is being corrected, but what do all these additional pigs eat? It ain't wheat!

It constantly amazes me how people with tons of money to play around on the markets with constantly lack insight, judgment, and foresight. Not that I mind much - one traders sentiment is my investment opportunity.