Like two text fields, with the server/instance field autofilling:

username @ server

    • @cerevant
      link
      English
      71 year ago

      And you can write an app that will lie about the address of someone posting on ActivityPub. What’s your point?

      Mine is that you log in to your e-mail provider to access the content you are interested in. You don’t go logging in to other e-mail providers because that is where the people creating the content are.