After months of rumor and speculation, Sony has revealed its new game machine.... the new PlayStation 4.The new machine the successor to the PlayStation 3 would take the moniker PlayStation 4.  as well as a new controller with a touch pad. Sony then revealed the touch-sensing DualShock controller as well as a new camera that works in conjunction with the controller.Sony said the PlayStation 4 will launch "holiday 2013" but did not reveal a specific date or a price. Sony also did not show off what its new gaming hardware will look like, revealing only the controller and pictures of the new camera.