Does This New Gadget Mean the End of Waitstaff?

Alexis Madrigal at The Atlantic has an interesting piece on a new gadget called "The Presto" that might replace waiters at restaurants across the country. It works well for customers, since it's a menu, a way to order food, and a method for paying the check all in one Kindle-like package, and it can save restaurants… » 3/03/12 2:29pm 3/03/12 2:29pm