One problem with this setup is that mechanical systems, while necessary to sort the vast amount of content being uploaded to YouTube and other video sharing sites every moment, are short on nuance.
On the iMac's first boot it was able to pick up the mouse and keyboard without a problem, even letting us use the capacitive scrolling to work through the setup wizard.
For various reasons, everyone likes to talk about the "analog hole" problem with DRM protection: pretty much all security falls down in the face of a well positioned camera and mic setup in the back of a movie theater.