Complex sentence: In plain language a reader model is used by corporations to predict who will buy the better mousetrap; by musicians, writers, or the movie industry trying to make money from a product that will appeal to a mass audience.
Split into simpler sentences: In plain language a reader model is used by corporations to predict who will buy the better mousetrap. The'everyman' is used by commercial musicians, writers, and the movie industry trying to make money from a product that will appeal to a mass audience.