Musical call tones and mental models

From time to time I have been asked if I know how to deliver Caller Ring Back Tones (CRBT). While it is obviously a popular feature in some parts of the world it has always mildly baffled me. It’s nice to read that at least one person also finds this odd. In a more general …

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Creating flexible user applications using widgets

One strand of my continuing research is about the design of productised yet customisable web applications. It seems that most corporate web applications are developed as customer-specific projects, which in turn leads both to a very low level of reuse, and to expensive projects with little or no economies of scale. I’m guessing that one …

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