The question isn't when canned foods began. It's when you discover them. Canned foods are convenient. Time-saving. Versatile. Healthy. And good. They go into everything from salsa to souffles. And from baby peas to pineapple rings. they can be very impressive. Who says you have to be new to be very, very modern. CANNED FOOD INFORMATION COUNCIL
See also their totally rad 1985 super bowl ad!