'Do Xbox 360 controllers work on an Xbox One?': No, they do not — here's how to get a new Xbox One controller inexpensively

Xbox 360 controllers do not work on an Xbox One — you'll need an Xbox One controller for the newer consoles. Here's how to ...
Gizmodo

Xbox 360 Controller Mod Has Duplicate Buttons in the Rear

HG, or Head in the Game Controllers, had a brilliant idea to mod Xbox 360 controllers by duplicating some front face buttons onto the back. Why would you need this? So you won’t have to move your ...