Yesterday evening, my Falafel pals at Microsoft Tech Ed asked for a barcode to display in the Falafel booth so that attendees could easily find Falafel 2 Go in the Android Market.  The popular format for doing this is something called a “QR Code”, a 2 dimensional barcode that can embed links, emails, phone numbers, and other digital media. 

At first I was thinking it seemed a bit tedious for an attendee to have to use their camera to find our app in the Android Market.  While the QR Code can be used to embed many types of digital ...