Food companies understand that Americans are increasingly interested in buying food that actually seems worth eating. We want food that's some degree of fresh, healthy, natural or otherwise of higher quality. It's for this reason that you see images of plump fruit decorating packages of cereal bars and the greenest broccoli you've ever laid eyes upon appearing on boxes of frozen dinners. At Burger King, you don't order a mere salad - it's a Chicken Caesar Garden Fresh Salad. Those chips aren't just cheese-flavored - they're Harvest Cheddar Sun Chips, with "harvest cheddar" an entirely meaningless term. Few companies have...