Any professional will - in the course of mastering their trade - learn a language which is more differentiated and precise than that of a layman. This difference can be be painfully experienced when, for example, an artist trained in visual communication deals with a client trained in marketing concerns. Or when a seasoned musician listens to a beginner play bi-tonal midis. Head over to the next-to-last post at cognitive daily. I will sorely miss this blog, as it is one of the few that dealt with perception studies - a key ingredient to understanding the complicated issues surrounding non-photorealistic rendering.