The 22 August 2009 edition of The Economist includes the article “Snap it, click it, use it” which describes how mobile phones are increasingly being used to read bar codes on products which then present detailed information to consumers. The article begins:
NEGOTIATING his way across a crowded concourse at a busy railway station, a traveller removes his phone from his pocket and, using its camera, photographs a bar code printed on a poster. He then looks at the phone to read details of the train timetable displayed there. In Japan, such conveniences are commonplace, and almost all handsets come with the bar code-reading software already loaded. In America and Europe, though, they are only just being introduced.
See the full article at http://www.economist.com/sciencetechnology/displaystory.cfm?story_id=14257721
It lets you walk up to any surface (including your hand) and interact with the projected interface. It responds to his gestures. If you hold your hands like you are taking a photo, the camera takes a photo, and then when you go back to the office, you can project all your photos and sort through them using natural gestures. She showed a projection of a phone keypad on her palm and dialed a number to make a call.
This August, about one year on from our original visit, Dorothea and Macarena from the Fair Tracing Team returned to Curico, Chile, to meet with the Fairtrade vintners again. For a variety of reasons, including the fall of the US dollar, the Los Robles co-operative was in financial difficulties (see 
