Using RacingWheels and other kind of devices in Windows.Gaming.Input

Now that UWP (Universal Windows Platform) is out (and apparently the way to go for video games), a decent Input API was more than needed, to be able to use controllers like racing wheels. And that API is Windows.Gaming.Input. I already talked about this topic last month, but no matter how hard I tried to make my Logitech G27 be recognized by the API, it simply didn't work. And it was hard to do something...