Is the eventual idea not to use local muscle groups at all?
If so, what muscle groups are making the power? I would guess from your post, and other discussions that we've had, that the 'ideal' muscle groups to be using (in this theory of use) are those in the core of the body.
If it is the muscles in the core of your body that are the ideal muscles to use, as opposed to local muscle groups I have two very important questions.
First question- how are the muscles in the core of the body connected to the limbs of a body, in a way, that when they contract they will pull on a limb.
I don't know how Hunter thinks about this, but in my mind it works somewhat like a push puppet (http://www.youtube.com/watch?v=6SdtzpaFyFk
Little ropes connect the extremities to the control area. In the human body the little ropes might correspond with the myofascial lines aka anatomy trains, like the one below. Those lines all tend to pass through the middle of the body. That would be how (in theory) one could affect the extremities with the middle.