The Web Services Stack

From the Web Serices Roadmap. The Web Services Stack:

..and updates on this page

Updates: Oct 2004. Added WS-Enumeration, WS-Transfer, WS-CDL, oBIX, WS-MessageDelivery, and various updates to status.
May 2004. Added ebSOA, FWSI, Translation WS, WS-Discovery, Ws-MetadataExchange
March 2004. Added WS-Notification
updated Figures 2 and 3 to reflect latest information
January 2004, Added ASAP, SOAP MTOM, WS-AtomicTransaction, WS-Eventing, WS-Provisioning.
Updated DIME, WS-Attachements, WS-Interactive Applications, WS-Transaction. Refreshed some URLs.

This stack seems pretty comprehensive. There is no doubt that many of these standards will enable interoperability between services and ofcourse portability. What concerns me is the overlap between these standards in some cases, and the lack of scoping of these standards.