This says it all:
Web services technology also gets more than its fair share of misuse. Web services are great, if that’s really what you need. The problem arises when people use web services ‘just because’, or apply web services inappropriately, like using SOAP as an internal messaging bus.
We get this all the time in RFC’s and RFP’s at work, the obligatory how do you support web services question. For internal integration projects. Urghh… .