Tests of Microsoft's Xbox SmartGlass are taking place at E3, allowing tablet computers and smartphones to communicate with its video games consoles.
Richard Taylor gets a rough and ready demonstration of how the second screen could change how televisions might be used in the future.
And in the true style of E3, he files his report using a phone.
See more from E3 2012
Is cloud gaming the future?
Console makers locked in battle
Technology that is good for sharing
The gaming social network to rival Facebook
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