Sony tried including PlayStation 4 Eye camera at $399, may include in future bundles
 

The $100 difference between the Xbox One's $500 launch price and the PlayStation 4's $400 launch price comes down to Sony's PlayStation 4 Eye: the motion and voice-sensing peripheral that acts very much like Microsoft's Kinect. Apparently Sony intended on including the Eye with its PS4 at launch ...

http://www.engadget.com/2013/10/09/p...=rss_truncated