At some level, absolutely. Your organizations aren't usually totally independent units - they need to interoperate with other organizations. To the extent that

At some level, absolutely. Your organizations aren't usually totally independent units - they need to interoperate with other organizations. To the extent that the spaghetti of infrastructure prevents effective interop, that's a problem. And as the need for interop grows between two orgs the cost of the various hacks, shims, and other cheap adaptations, escalates, until unification of infrastructure starts looking awwwwfully tempting. Of course, unification comes with its own set of problems.