A position paper for MEDICHI 2007 by Matthias Müller-Prove and Frank Ludolph:

Abstract. Today the user of PCs is facing several inconsistencies which originate from an unresolved situation between two competing interaction models. The WIMP-desktop model has been developed nearly 30 years ago at Xerox Parc and Apple Computer. The web model became popular in the mid 1990s and has profoundly changed business and the perception of social relationships. Contradictions between both models have a severe negative impact on the human-computer interaction.

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