Without interoperability and universal identity, social graph doesn’t help. Universal identity, you can maybe solve with email. But there are problems like req

Without interoperability and universal identity, social graph doesn’t help. Universal identity, you can maybe solve with email. But there are problems like requiring using real name, multiple accounts etc Interoperability between messengers will be limited to maybe text and images. Even on this there are huge problems, imagine snapchat vs fb.