> And of course this will also need the display connection and the rest of the PC DRM'd to hell so can't trivially spoof any of this. That's already in place.

> And of course this will also need the display connection and the rest of the PC DRM'd to hell so can't trivially spoof any of this. That's already in place. That's how High Definition Content Protection (HDCP) works - DRM in the display.