If you go to grc.com Steve Gibson made a small utility called 'Never 10' to set the registry keys documented by Microsoft as a way to stop the upgrade from happening.

I agree, I would not be surprised if the US military uses the same "encryption" with their sensative video data as they use for their drone video feeds. As I recall the drone video feeds are unencrypted, and can be picked up by some quite unsufisticated equipment. And a program used in the old days in USSR for people to watch TV signals from the west.