[ghaff]

>It's clear that taste is losing to convenience in this culture war

On the other hand, anyone with the slightest interest in food quality and variety would be absolutely horrified to be transported back and forced to do all their shopping in a 1970s US supermarket. Yes, near major cities, you had farmers markets, butchers, fish markets, bakers, etc. My mother would go to the nearby farmers market that had all those things every Saturday morning. But supermarkets were pretty limited by today's standards.