First, unlike the transition from character-line to graphical user interfaces, touch user interfaces do not provide a better environment for productivity applications.

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Computing is undergoing a major revolution moving to touchscreen devices, Begemann says, similar to the shift to graphical user interfaces in the 1990s.

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Researcher Valentin Huen explains that "graphical user interfaces are perfect for modifying systems, " but operating them on a day-to-day basis is much easier using tangible objects.

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