Digital dining

This story, which I heard on NPR this morning, was fascinating:

http://www.npr.org/templates/story/story.php?storyId=17952916

Digital Dining the Latest in Self Service

Morning Edition, January 9, 2008 · The latest in self-service technology is a touch screen at your restaurant table. It allows you to place orders directly with the kitchen. Why keep a waitress waiting while you agonize over fries or onion rings? The company behind the technology says it provides faster service, and fewer mistakes. It also makes it easier to order that extra slice of pie. It's unclear whether the screens have an icon where you can pound your fist if you're unhappy with the food, but you can press a button and summon a real waitress.