Most 9 year olds don't know about chiaroscuro in the same way most 9 year old programmers don't know about compiler theory. I think at the undergraduate level

Most 9 year olds don't know about chiaroscuro in the same way most 9 year old programmers don't know about compiler theory. I think at the undergraduate level a lot of what they teach won't get you hired if you know it but will get you fired if it turns out you don't.