Work in progress: how to think about layers of the Farcaster ecosystem today and in the future. Email included for reference to another popular protocol where people have freedom to use different clients today. (Mail servers and gmail identity are less portable, of course). https://i.imgur.com/vTHufbU.jpg

Worth pointing out that private data could be renamed to client data and doesn't necessarily need to live in the cloud. Think old school email servers + POP3. Or sync personal data in iCloud (or Dropbox) like old school 1Password.