You seem eager to exclude the possibility. Maybe it is improbable, but there now is the technical possibility which was not there before. It is valuable to ex

You seem eager to exclude the possibility. Maybe it is improbable, but there now is the technical possibility which was not there before. It is valuable to explore that possibility and maybe even work to prevent such a use. I would be interested in a ledger of cryptographically signed records of important public information such as newspapers, government communication and intellectual discourse. Your argument that large social media will behave rationally is not backed up by reality. Consider Musk and Twitter.