I am a food photographer. Light is the entire job. Not just the light I bring to a shoot, but the light that already exists in the space when I arrive. The colour temperature of the room. Whether the overhead fixtures are casting harsh shadows on the plate. Whether the evening warmth makes the food glow or was hes it out. I notice these things in a way that most people do not consciously register. But here is what I know for certain: people feel them. They feel the difference