This thing looks amazing, it will support shadowplay and game stream, has mini HDMI out, microSD card slot. I found what I am getting for my birthday, this shall replace my Nexus 7.
http://videocardz.com/51059/nvidia-extends-shield-family-shield-tablet-wireless-controller
http://videocardz.com/51059/nvidia-extends-shield-family-shield-tablet-wireless-controller