Developers will be able to translate some of the metadata attributes of individual pieces of content on the screen into physical properties that affect how the surfaces on which that content is represented move or react to touch.

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The ATLAS researchers measure detailed properties of processes like these to screen the "background" data that gets in the way while hunting for the Higgs.

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Marks imagines the potential for user-generated content when users can use the controllers to take a standard 3-D object like a sword, and grab, stretch and deform it on-screen to create new custom objects with new properties.

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The front is literally a pane of polished glass and it exhibits the same properties -- oils and fingerprints are basically invisible when the screen's on, but they show up when off (and in the black zones above and below the screen).

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Real estate agents have used it to show off properties - potential buyers sitting at home in front of a computer screen can use the mouse to look at every corner of a room or to see what the view is like over the balcony.

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At E3, the Epic representative breezed through a level editor that looked more like a game itself, changing the properties of items, lighting effects, and particle physics with single clicks, before opening up a screen showing a flow chart of boxes that contained every script running in any given room.

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