Another interesting thing is that Windows 10 / Xbox App recognizes and tracks all games on the system regardless of their origin. I opened the Xbox App for the

Another interesting thing is that Windows 10 / Xbox App recognizes and tracks all games on the system regardless of their origin. I opened the Xbox App for the first time the other day to turn off the annoying screen capture prompts it injects and found my "recent activity" which was populated with Steam Games.