Channel 9 have published a great interview with Principal Software Architect Ivan Tashev the content is at Channel 9 videos.

Ivan who works at MS Research has been responsible for a number of MS audio devices from Kinect to Microsoft Round Table.

Ivan talks about the differences between Kinect 1.0 and Kinect 2.0 some fascinating insight into the technology and research behind an amazing product.

For more details on Kinect and Kinect SDK see Kinect for Windows  http://www.kinectforwindows.com