Mostly because the majority of users aren't interested in hackability of devices. Kinect didn't have much in the way of software, and the OTS stuff was clunky.

Mostly because the majority of users aren't interested in hackability of devices. Kinect didn't have much in the way of software, and the OTS stuff was clunky. It also followed on after the Wii, which also featured clunky software, also had tremendous 1st party support to keep it viable.