All of us that etch, draw, paint, photograph say that we are producing an image of a thing, place, creature, .... whatever. Photography especially is first and foremost shows what a thing or person or place looks like. I have a lot of trouble with the current notion of a photograph showing an idea. (but I digress) While sloshing about in the darkroom, a good place to think about things while rocking a tray, it occurred to me that we are really recording the light that illu