Thats why the XMPP http://www.xmpp.org/extensions/ http://www.xmpp.org/extensions/ is there defining the payload. reading values http://www.xmpp.org/extensions/

Thats why the XMPP http://www.xmpp.org/extensions/ http://www.xmpp.org/extensions/ is there defining the payload. reading values http://www.xmpp.org/extensions/xep-0323.html http://www.xmpp.org/extensions/xep-0323.html writing values http://www.xmpp.org/extensions/xep-0325.html http://www.xmpp.org/extensions/xep-0325.html No there will always be several solutions interacting for different usecases, XMPP fits very well in some.