>All the companies got together to support people working on openXR so that the VR development could be united
>Microsoft just announced Reverb G2 was going to get exclusive games to it, joining in the arms race with Oculus
>Index which only has only 12% on it's own store front is now going to be left out of games from the over 50% of users with oculus's and the soon to be up and coming tech lead that is the Reverb G2

So I guess we know why Half Life 3 isn't going to be a VR game.