"What I do not buy into is the idea that all systems should be seen either as services that expose their functionality only via unidirectional XML messaging or as clients of such systems"
We want as few a services running as possible for two reasons. Firstly, you don't want to waste the cpu on services that are never used. Second, the fewer services running, the fewers vunerabilities the system will have. To get a list of services curre
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