Dartmouth
More crazy stuff about the wireless network at Dartmouth... What? When you hit the print button, your computer finds the closest printer and sends the document there.
VentureBlog: Ubiquity Breeds Utility: "Students here are already running calendar applications that alert them of their next appointment based on their current location and estimated travel time. People can walk up to a printer and hit 'print,' with the computer automatically routing the job to the physically closest printer."