You know how frustrating it is when you can't catch your waiter's eye? He may be thinking the same thing about you.
Diners distracted by their phones have become a real pain in the restaurant business, interfering with the flow of transactions and generally slowing things down.
"I would say probably 7 out of 10 people play with their phones throughout their meals," says Catherine Roberts, general manager of Hogs and Rocks, a ham and oyster bar in San Francisco's Mission District. "People are definitely on their phones excessively. It does gum things up."