Even in the harsh penal environment of early America, some colonies had laws against feeding lobsters to inmates more than once a week because it was thought to be cruel and unusual, like making people eat rats.

From Gourmet magazine. It’s notable that gin and oysters were also once proletarian fare. Will Turkey Twizzlers and Ginster’s pies be tomorrow’s delicacies? Less flippantly, there probably is hope for oats, alfalfa and various grains we once fed animals but are now eating ourselves.