As standard, Xbox players should be put with Xbox players.

I agree buddy. If you fancy a game some day my GT is " Organic AK " 

I miss the old days of just simple, quick and easy matchmaking

I'm not a fan of cross play, but do note it was implemented in games because players were clamoring for it back in the days when it wasn't a thing. I guess the lesson is let's be more careful what we wish for?