RE: [wsbpel] Asynchronous Interactions

> To me this is a synchronous request/response interaction; 
> even though the approval process may take weeks, I would 
> like to model such a process without asynchronous callbacks. 
 
> the message correlation in a synchronous interaction 
> occurs at the protocol level (in HTTP by the response message 
> being received on the same socket)

I am confused: Do you envision keeping the HTTP socket open for weeks?