Developer Jeff ๐บ๐ธ ๐บ๐ฆ on Twitter: "Prototype Playstation 4 Alpha Controller "JDX1000" https://t.co/bKCMu6XDod" / Twitter
Ben Heckendorn on Twitter: "Prototype finally done. Single handed PS4 controller using the Hori PS4 mini controller. https://t.co/1nNsP4Jbz5" / Twitter
DualShock 4 Prototypes Revealed, Showing The Crazy Controllers PS4 Almost Had
3D PS4 Prototype on Behance
PlayStation 4 controller prototype with Move, a display, and a speaker leaks - ExtremeTech
What the hell? Is this the new PlayStation controller? โ Destructoid
This Is PlayStation 4's (Prototype) Controller - IGN