Quote Originally Posted by JeffYoung View Post
In the interim, deal with the point about the pulley that essentially spins on a bearing -- all legal since pulleys are legal -- and doesn't drive the pump. Since that is free, why make folks go through that effort?
I disagree that pulleys are free also. It says you can change diameter and material. That's it. You can't change the way they 'work' or in your example, 'don't work'.

The rules in IT tell you what you are allowed to do, nothing more.