But why not sell apples instead of Apple Jacks or oranges instead of Orange Crush? To quote from Slick Willie Sutton’s apocryphal answer to why he robbed banks: “That’s where the money is.” The reason some of the unhealthiest foods are marketed is one of simple economics: Real food goes bad.751 Fruits and vegetables are perishable. What shareholders want is a snack cake that lasts for weeks on the shelf.