Without changing things so radically that we might not even be able to continue having a "Do everything in software with one click" society, social deterrence i

Without changing things so radically that we might not even be able to continue having a "Do everything in software with one click" society, social deterrence is going to to be important. Unless people are manually verifying GPG keys in person all the time, you're gonna need to trust someone. Even with a two man rule you need some degree of trust. Trust is easier when people know they might go to jail if they break it.