Cubicle Muses – Wave's Web of Protocols

Seems that most still believe Google Wave primarily uses XMPP to pass data around. Turns out, XMPP is only used for server to server federation. Joe Gregorio has a good overview of the actual APIs and protocols used in Wave, but I still found it easier to create a diagram:
(Link: Cubicle Muses – Wave’s Web of Protocols)