Anatomy of a cloud project cost overrun

I recently conducted an informal survey of some cloud integration companies and found something deeply troubling.  Aside from “cookie-cutter” or formulaic quick-start projects, more than 70 percent of cloud consulting engagements involving new customers resulted in either a 10 percent cost overrun or a change-order.  The bigger the project, the more likely the overrun.You can blame it on stupid consultants or bad estimation or nutty customers or sunspot activity, but blame