Valve has provided and update on Steam Machines and they have announced tha the Steam Controller  won’t make its previously planned 2014 release date. Valve’s Eric Hope said in a Steam community update the controller is now “realistically” looking at a release window in 2015.Â
“We’re now using wireless prototype controllers to conduct live playtests, with everyone from industry professionals to die-hard gamers to casual gamers,” Hope said in a new update on Valve’s Steam Machine hardware. “It’s generating a ton of useful feedback, and it means we’ll be able to make the controller a lot better. Of course, it’s also keeping us pretty busy making all those improvements. Realistically, we’re now looking at a release window of 2015, not 2014.” Hope also said Valve is eager to get Steam Machines into the hands on players. Source Polygon