>as federated systems aren't simpler to design or build. For example, how would Signal inter-communicate with e2ee intact with say, Facebook Messenger? You ma

>as federated systems aren't simpler to design or build. For example, how would Signal inter-communicate with e2ee intact with say, Facebook Messenger? You may have used Signal as a random example but as side trivia... The non-profit Signal Foundation's Moxie Marlinspike did not want others to federate with Signal servers: https://github.com/LibreSignal/LibreSignal/issues/37#issuecomment-217211165 https://github.com/LibreSignal/LibreSignal/issues/37#issueco... He said others could re-use the Signal source code and create their own ecosystems but to not federate with Signal's servers. He cited costs was one issue.