It also refers to work rules that are designed to make sure that workers doing a task are the ones who have been trained for it. Sometimes the rules seem to get in the way: Do you have to call in an electrician to plug in a PC? Or can the guy in the next cube, who saw Norm use a plug strip on PBS, plug it in? The movie version of "A brief history of time" has Dr. Hawking telling an anecdote about nailed down chairs on a set.

It isn't always about neighborly overtime.