RE: Announce: WS-Callback, WS-MessageData, and WS-Acknowledgement specifications

> How widely is HTTP-R deployed?  If it's successful, why haven't I heard
> about it?  

These are good questions, but it's not clear the reasons are technical as you imply. Lack of adoption might depend on the fact that it was a proprietary specs, or other factors.

> If it's not successful, why would the next generation of the same
> saw be?  (What would be different?)

My understanding is that the HTTP-R authors decided to join the larger scope of SOAP-based reliability.

Ugo