You have to start somewhere. Once idea is visualized and internalized on lower dimensions, you move to the next level, where images not needed; however to get t

You have to start somewhere. Once idea is visualized and internalized on lower dimensions, you move to the next level, where images not needed; however to get to that step 0, where you understand why complex numbers used in AC: lots of folks never bother to explain that it's just the best way to describe rotation.