As we resume dining out, a few things might have changed during the pandemic shutdowns, and one of them is wine service. When people who are skilled in serving wine in restaurants are laid off for 18 months, many end up taking positions in other fields, leaving some restaurants with inexperienced servers. Experienced wine servers can be revenue enhancers and can be helpful to diners who need assistance in wine and food pairings. Problems can arise in situations where diners know more about the wine program than servers do. Or perhaps a server is simply a snob who loves to display wine knowledge. Watching scenes such as this develop from across restaurant aisles is always a fascinating lesson in human behavior and can make for some hilarious tales. On one occasion at a snooty San Diego restaurant, the wine waiter was a fellow I knew to be a real professional—one …