Microsoft's Mixed Reality headsets are getting SteamVR support – and Halo
http://www.techradar.com/news/microsofts-windows-mixed-reality-headsets-will-support-steamvr
Big news: Microsoft has announced that its Windows Mixed Reality headsets will support SteamVR content.
The first headsets, due to arrive during the Christmas holiday season, will run SteamVR experiences, which are already supported on top-end headsets like the HTC Vive and Oculus Rift.