Apps must be approved by Apple before they appear in its App Store, and the minimum time frame for Apple to review and approve an app is about 10 days, said videogame designer and theorist Ian Bogost, professor of interactive computing at the Georgia Institute of Technology.

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For example, it is becoming increasingly common for every K-12 student to have a computing device, interactive whiteboards are now commonplace, cloud computing is lowering the costs for software implementation, and social networks are increasingly playing a part in our everyday social and educational lives.

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Built with Sony's innovative digital imaging, sound and TV technology, the latest VAIO Touchworld collection features bright, responsive 10-point multi-touch screens with engaging interactive applications, family computing options and new experiences in mobile productivity.

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Gates said computing is becoming ubiquitous, and welcomed new interactive surfaces.

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"It's the ability to interactively move through very high-definition, very large urban environments on the computer and in an interactive fashion, " said Bill Jepson, an architectural computing professor at the University of California, Los Angeles.

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