A recent National Restaurant Association survey of chefs shows protein demand is likely to grow and change toward more specialty items. Could the evolution of the craft and specialty beer market be a structural map for the future of the meat industry?To a large extent, food trends have come full circle. Consider that during the 1990s when low fat was the rage, evidence indicated per capita fat consumption had actually risen for much of that period as the sources of fat were merely switched. Consumers moved away from products like butter and cheese as they increased their consumption of salads, which were doused with oil-based dressing. As Marion Nestle, the reigning dean of the left-leaning food columnists put it, the American diet substitu...