Keep your ears peeled for less obnoxious QR codes
Everybody in the industry has heard the arguments for and against (predominantly against) QR codes. Here's your official heads up: musical QR codes may be opening up the flood gates of audio data sharing. Chirp is a free iPhone app that allows users to create a short musical rift in association with specific data. Any iPhone that 'hears' this music will be able to access said data. Chirp can receive data from anything that can emit sound, making the possibilities endless.