ec2-18-232-179-37.compute-1.amazonaws.com | ToothyWiki | RecentChanges | Login | Webcomic This is a phrase traditionally yelled at a screen (or at a book, or rather more rarely at a play) when a writer uses extensive expositional dialogue (or monologue, or worst of all narration or description) to describe a concept or situation that would be much better explained by a simple demonstration or example, such as this one.