People seem very focused on technological solutions to online communication (ActivityPub, Indieweb, this absurd BlueSky idea), but the hyperconversation approach is trying to prove that the problem is a human problem. If you read and listen to each other and try to respond thoughfully and carefully - and try to find your own style and wee innovations along the way - you start to feel like you don’t need anything more complicated than a TiddlyWiki!