The backwards compatibility was a big selling point for me when I finally caved and got the X One X. It reopened my library of 120 plus xbox and xbox 360 titles. I hope this continues with their next hardware release. It will never see the PS4 numbers, but congrats anyways (nice milestone).
...to avoid getting banned for inactivity, I may have to resort to comments that are of a lower overall quality and or beneath my moral standards.