Following the news of Oculus being gobbled up in the buying frenzy FB appears to be on in an attempt to diversify their company [lack of innovation perhaps?] a new competitor to has emerged.
Meet the Totem from TruePlayerGear - a Canadian company that seems to ready to take their main competitor's spotlight.
The major problem I immediately see with it, is that it has no support for the Source Engine. That and my time viewing crystal showed me a headline approximately one year into the future: "TruePlayerGear merges with Comcast!"