https://www.cnet.com/news/steamvr-for-windows-mixed-reality-leaves-early-access/ >In a market where "Early Access" can last for years, SteamVR for Windows Mixed Reality spent a remarkably short time there; only about five months. This week, in conjunction with Microsoft's announcement of its Windows 10 April 2018 Update, Steam announced that the program was ready for prime time. >For those unfamiliar with it, Early Access is the equivalent of a beta for games. They differ from betas because you frequently have to pay for the privilege.