That's been suggested periodically for many years, but I'm not sure I'd ever trust it. I think people would always find a way to spoof the inputs, even if it's

That's been suggested periodically for many years, but I'm not sure I'd ever trust it. I think people would always find a way to spoof the inputs, even if it's just by the analogue hole of focusing on a screen. This would be non-trivial, but both private and state espionage groups would be willing to pour a lot of money into the prospect of being able to have a "undeniably real" doctored image