When does it become formulaic?

I've often heard the term used in a derogatory tone, and to be certain about its  meaning, I looked it up. The best explanation came from ArticleWorld.org .  Ah, a standard set of plots, characters, and so on. Yes, I've read many. I still dislike the word. It's in the same category as "literary." Literary is often used to imply that other styles of writing are somehow lacking in quality or