XMPP could’ve been great, I‘ve used it and the implementations have worked quite well. There have been revival/popularization attempts, but nowadays traction s

XMPP could’ve been great, I‘ve used it and the implementations have worked quite well. There have been revival/popularization attempts, but nowadays traction seems to be with Matrix. Unfortunately that spec also has big issues and the ecosystem is still struggling with usability (though it has improved a lot recently) and implementations. It’s an unfortunate situation in a time in which an open communication standard is more important than ever.