he uni-lettered V is a web-based dashboard that runs inside of the VR apps you know and love, allowing you to access web apps like Netflix, Spotify, Slack, and do pretty much anything else you can do through a web browser. A new update to the V beta brings support for the HTC Vive and other SteamVR headsets.
Source : Universal VR Web Dashboard, ‘V’, Gets Support for Vive & SteamVR Headsets
