It's already possible. Look at the Tom Cruise deepfakes. It just requires the power to get a great actor of similar build, and lots of processing power, both of

It's already possible. Look at the Tom Cruise deepfakes. It just requires the power to get a great actor of similar build, and lots of processing power, both of which are within the reach of a state, easily. And I don't think knowing the deepfakes exists will convince everyone. Plenty of fake photos already get passed around on Facebook and what-not, even though Photoshop has existed for decades.