“QR Codes for Digital Nomads” by Golan Levin and Asa Foster for F.A.T. Lab (2011)

F.A.T. Lab’s “QR Codes for Digital Nomads” creates a new form of secretive urban communication. A throwback to 19th and 20th century “Hobo Signs”, The QR codes aim to allow savvy urban travelers to send messages to one another exploring everything from ratings for restaurants to details about local shop owners.