Single sign on to a host of boards is Reddit's power. The ability to share a variety of interests in one place is fantastic, but it assumes the site owner will

Single sign on to a host of boards is Reddit's power. The ability to share a variety of interests in one place is fantastic, but it assumes the site owner will be open to your interests forever. They aren't and cannot be. Federated approaches continue to prove themselves to be the most resilient, if not the easiest to use options available.