Since the dawn of smartphones, social media has been largely fragmented: users of one social network cannot follow or interact with users of another. But as one platform after another falls into various controversies, we have been seeing mass migrations into federated social media or the "Fediverse", run by independent organisations and individuals.
In this talk, I will cover:
I will also mention how XMPP projects like Conversations and Prav aim to do to private messaging what ActivityPub is doing to public social media