“If you really want to know what information processing dissolving in behaviour really looks like, catch the way women swing their handbags across the Octopus readers at the turnstiles of the Mong Kok subway station; there’s nothing in the slightest to suggest that this casual 0.3-second gesture is the site of intense technical intervention.”

Some of the most common RFID gestures that have truly become part of everyday life are in contactless ticketing. Here are some images I took in Seoul, South Korea:

Surprisingly, there is not a lot of work on the spatial or gestural aspects of radio-based interfaces. There is some work towards looking at the spatial aspects of camera-based interactions:

Reeves, S. et al., 2006. The spatial character of sensor technology. In Proceedings of the 6th ACM conference on Designing Interactive systems. University Park, PA, USA: ACM Press, pp. 31-40.

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