Engadget - Ultra High Definition TV and -- surprisingly -- gaming took the spotlight at this year's Consumer Electronics Show. Who'da thunk it? Certainly not me, Engadget's resident gaming dude. But here we are, with NVIDIA's first game console, Razer's modular PC rig, Valve's Steambox prototypes and Xi3's first example of third-party, Valve-backed Steambox hardware and, and ... maybe we're getting ahead of ourselves. Let's look back to January 3rd, before NVIDIA's press conference, before Razer's Project Fiona unveiling and before Valve surprised us with hardware prototypes.