Global Weekly, 11th November 2017, Hardware

[VGPolyglot]

CGI-Quality said:

VGPolyglot said:

I'd call the Kinect 1.0 a pretty big success, it sold over 20 million units, had the 360's best-selling game and drove sales for the Slim version in 2010.

Relative success, perhaps, but the point remains. 

Enough of a success for them to want to continue it on their successor.