Is the Enterprise data center -- owned and operated by the company it supports -- a thing of the past? One of the key elements in a strategic decision to host digital infrastructure "in-house," at colocation, or in the cloud, is knowing what each option costs. With so many digital infrastructure options available to the business, data center managers are being asked to report and justify their cost of operation. If the response is "don't know" or "that's not my job," the job may go to another option.