The big picture: this crisis is amplifying concerns brick-and-mortar operators have been wrestling with in recent years. Mainly, will on-demand and connected fitness offerings poach their members?

Like everything else, this concept is being tested brutally by the Covid-19 pandemic. Rent the Runway, the fashion rental service, has had to rethink its plans as fewer Americans commute to offices or attend fancy events. Joymode, which rented out thousands of products, from electronics to margarita machines, closed. Uber rides — which were... See more