although semiotics (study of the interpretation of symbols) only emerged as its own field recently, it is fully present in aquinas. in the summa, regarding how we name God, he says these names do not “strictly apply to him”, for their “mode of signification applies to creatures”.
applying the thin layer of yellow warms everything up, marries the colors in a mostly imperceptible way - its basically like taking an image out into the sunlight. something like this is probably built into the AI image generation mechanisms and over time creates a feedback loop.