The new standard of practice is to lock down the camera and move the action around it, instead of the reverse, which is the case in today's 2D movies.

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Whereas Nintendo uses motion-sensing controllers for the Wii, and Kinect uses only a camera and no controllers, PlayStation Move uses both camera and controller.

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Panning shots can look jerky if you move the camera too quickly, but moviemakers have battled that effect for years with their 24-frame-per-second equipment.

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