Challenge your friends to the newest invention in mobile phone gaming. Sony Ericsson Yari debuts Gesture gaming – forget about pushing buttons, with Gesture gaming you make the moves in front of the screen to get right in the middle of the action! The Sony Ericsson Yari is a 3.5G slider phone with an unusual name, and an unusual approach to gaming. Using the built-in accelerometer, the Yari allows "gesture controlled" gaming - imagine using your phone a bit like a Wii controller, and you get the general idea.