Anyone who has spent any time in the military or in college for sure knows what "guts poker" is, and maybe everyone else does as well. Guts poker is what the name implies. It is a game that requires mostly guts and minimal skills. You're either "all in" or you're "out."The old crop corn and soybean markets are starting to remind me of guts poker. The bears are all in on the down side, believing that record yields in 2013 will finally resolve the world's tight supply problem. The bulls are all in on the up side, betting there is a very good chance that someone will run out of soybeans or feed grains before the anticipated record 2013 crops can get into the pipeline. The stakes are very high for both the bulls and the bears. The players in...