It's 2014, and Google just threw their hat in the symmetry ring. With Ouya on the way out, it looks biased back towards symmetry as the leader for gamepad stick layout.
Some parts of gamepads appear to have become pretty standard now, such as the diamond of four buttons (sorry, Smash fans), but one can't help but wonder whether in 2025 we'll settle on where the sticks should be located.
What other players are there in this war?