Anon, you may have missed the VR indie gold rush, but that just means you need to be wiser and not miss the next one, which is happening SOON. The AR indie gold rush is imminent, and you WILL make it, if you start now, to prepare for the launch of headsets this year and the coming years. 
Look at this. You can do it too!
https://sidequestvr.com/app/7524/dungeon-maker