News from the WS interoperability
This is huge because if this becomes a standard we will finally have a set of Web Service standards addressing the unique transaction and asynchronous messaging semantics of the B2B domain.
If B2B interfaces are WS-I B2B Basic Profile 1.0 compliant, developers could save weeks (sometimes months) in the initial engagements discussing and documenting the fine grained inter-system messaging and transaction semantics.