Comment by keiferski

3 hours ago

Hey I predicted this awhile ago. Although it is kind of an obvious solution so I can’t claim much insight hehe.

https://news.ycombinator.com/item?id=44135416

By the time you made your comment, such a system had already been invented, even partially rolled out: https://en.wikipedia.org/wiki/Content_Credentials

Apple's protocol differs in that it requires a timestamping server to sign the file and centralising Apple as the single arbiter of truth. An excellent addition, if you trust Apple and the governments they're friendly with (I don't, especially the latter part).