Yup!!!
I see said the blind man!!!
If you don't have a concept of the Line of the Left Wrist cock...The very basic left arm flying wedge
or...the Plane of the Right Wrist Bend..the concept of the right forearm flying wedge...
or the line of the sweetspot plane...
then I could see how this thread is confusing to some...but once these basics are understood ..what I am describing is very obvious indeed!