Originally Posted by
bhdavis1978
dynamics- noun: deals with the motion and equilibrium of systems under the action of forces, usually from outside the system.
He's asking an engineering question about the mechanics of SRAM shifting versus Shimano shifting. He knows it takes less effort, but he's trying to understand why that is.
Really, do you feel you contributed anything to the thread, or are you just being a troll?
Yeah, this thread was going new and interesting places before I jumped in. It was perfectly clear what was being asked. It was asked in a stupid way. It's not much of an "engineering" question.