Wow. Just wow. I've never really thought about light this way before.
Each and every day, I am learning over and over again the power that is found in the details. Who thought that so much could be conveyed by only light?
Your introduction put into words what I have been pondering on for quite some time: that a cinematographer is not just someone who knows how to film a scene, but one who knows why to film the scene in the manner that they did.
I know the chances are slim, but if you ever have a chance to finish another article, I know many who would deeply appreciate your further insight, myself included.