The iPhone's strength lies in the overall experience, including its user interface and applications, and the screen's size wouldn't be its defining feature, he said.

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Its speed makes the touch screen user interface incredibly responsive and intuitive and, more importantly, means that the 3D and memory-intensive graphic and video performance is unsurpassed.

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Simply put, the model is the data (and by extension the HTML content of a website or app), the view is what you see on the screen (defined by the CSS styles of the user interface) and the controller is the logic that ties the two together (often expressed as the JavaScript or other interactive programming).

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The patent covers touch screen devices, methods, and graphical user interface for determining commands by applying heuristics.

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Google Glass has transmitters and receivers, cameras, a decent whack of a CPU to run the user interactions and interface, and the nifty screen technology.

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The intuitive user interface means that you can monitor multiple cameras on a split screen and select any one camera for full screen high resolution real time viewing or playback of pre-recorded footage.

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While it does not offer unlimited browsing access to millions of Yahoo's tracks (and thus avoids the user interface logistics of accomplishing that on a small screen), its walled garden provides an experience that is both satisfying and frustrating -- the former because it's so fun when it's connected and the latter because it so often is not.

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The receiver's on-screen user interface allows users direct access to Pandora, Rhapsody, Sirius Internet Radio, and vTuner streaming radio services, or to access MP3, WMA, FLAC, Lossless, Ogg Vorbis, and AAC files from any computer or storage device on the network.

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