The IT department is limited by Turing's famous Halting Problem: Given a complete set of requirements and a working prototype, will the IT department ever fini

The IT department is limited by Turing's famous Halting Problem: Given a complete set of requirements and a working prototype, will the IT department ever finish writing software that meets those requirements? Okay, that was sarcastic, but illustrates a real problem, which is that doing it in Excel is making something, whereas getting IT involved is managing something -- a category error. The problems of managing software development are unchanged, half a century after The Mythical Man Month.