I had a distinct visual diagram in mind that I can't find again. Maybe my memory is fuzzy and mixed those two: https://www.youtube.com/watch?v=w2ElWvS2b0c http

I had a distinct visual diagram in mind that I can't find again. Maybe my memory is fuzzy and mixed those two: https://www.youtube.com/watch?v=w2ElWvS2b0c https://www.youtube.com/watch?v=w2ElWvS2b0c https://www.youtube.com/watch?v=gd_E_OveCPQ https://www.youtube.com/watch?v=gd_E_OveCPQ