has seen a reconsideration of the nature of feedback and the importance of considering the technical infrastructure as impacting this [Dix, 1995]. The variable nature of the Internet and the effects on World Wide Web interaction is perhaps the most readily identifiable manifestation of this effect [BCSHCI, 1997]. A natural design tension exists
between replicated application architectures that maximise feedback and centralised applications that prioritise
feedthrough across the application users [Ramduny a nd Dix, 1997]. The need to consider the overall fun ctionality of
the application and to design structures that provide appropriate access to different levels of functi onality is amplified in the case of mobile applications where the infrastructure may vary considerably as the application is in use.