The closer the sphere, the bigger it would be on the camera image and no matter which way you held the controller, the PS3 would still be able to lock on it as the shape of the sphere would not change, onlyits size.
And given Turkey's history as a secular democratic state that respects the rule of law, but is also a majority Muslim nation, it plays a critical role I think in helping to shape mutual understanding and stability and peace not only in its neighborhood but around the world.