Joseph Weaver “We had Christmas dinner at 10 p.m.,” says one diner. “It was not a Hallmark Christmas.” On a cold and drizzly omicron Christmas Day in San Francisco, there was a spot of trouble at a Hayes Valley Chinese restaurant, with cooks frantically trying to catch up on orders, while delivery drivers idled and fumed outside. Lazy Susan got slammed with five times its usual volume of orders in the first 30 minutes of service, before being able to pull the kill switch on its third-party delivery apps, resulting in a large volume of cancelled and wrong orders, the...