MPs will be able to decide debates by 'going upstairs' to the third umpire in future. Hawkeye will be used to see whether insults flung from either side have hit home or gone wide of the mark.
Hotspot will be able to tell whether or not there is a flush on the cheeks of an embarrassed MP.
But David Cameron says he is not so sure whether the electronic device will help in the long run. "If anyone asks whether there was a little nick, well we already know we've got a little nick. He's the Deputy Prime Minister."