I said "pivot point", as in the center of rotation. All rotations have a pivot point. https://en.m.wikipedia.org/wiki/Pivot_point https://en.m.wikipedia.org/wi

I said "pivot point", as in the center of rotation. All rotations have a pivot point. https://en.m.wikipedia.org/wiki/Pivot_point https://en.m.wikipedia.org/wiki/Pivot_point