The iPad offers the convenience and a large screen the makes capturing the exact image easier than on a small camera or smartphone screen.

FORBES: Apple: More than The New iPad

Like a motion-controlled video gaming system, the Virtual Music Instrument employs a camera that is mounted on a computer screen and aimed at someone, capturing their gestures.

CNN: One-handed violinist helps the disabled make music

This latest contender seems to work in a similar manner to the PSP2TV, by capturing video from the console's screen and piping it through composite or S-video outputs to a peripheral display.

ENGADGET: PSP on TV allows you to view PSP content��on your TV