Also, I doubt that decentralized liking is what will render Facebook obsolete. This is a very tech-centric point of view. People don't think of Facebook as of s

Also, I doubt that decentralized liking is what will render Facebook obsolete. This is a very tech-centric point of view. People don't think of Facebook as of some kind of key-value storage where they can learn who liked what. They use Facebook to share stuff that happens to them with their friends.