May i know is pubsub a subset of MUC extension? The reason I asking is because arent by using MUC can create broadcast message like pubsub as well. so any advantage of directly using pubsub rather than MUC? -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://www.jabber.org/jdev/attachments/20091122/47c97363/attachment.htm>