“Grocery shopping is no longer one in a long list of mundane errands. For many people, it’s the errand—the only one—and it now seems not inevitable, but somewhat amazing to be able to do at all.” The Pandemic Shows Us the Genius of Supermarkets. A short history of the stores that—even now—keep us supplied with an abundance of choices. (They’re so popular these days that people are literally lining up to get inside…)