Not really... That just confirms what I said.
According to someone who commented today (I left name out becuase I am not sure if that's a public thing, or if people have to sign up to see names)
"we still need this: websockets is bleeding edge and we need a more mainstream way to send and receive messages from web browsers. Comet-style is a good alternative for that."
I think that reaafirms that what I asked for is not there.
HornetQ doesn't currently support COMET approach, but there is an outstanding JIRA for this.
[Moved thread from dev forum to user forum]