You're browsing the GameFAQs Message Boards as a guest. Sign Up for free (or Log In if you already have an account) to be able to post messages, change how messages are displayed, and view media in posts.
So many aspects of game design are to get you to come back. Music is a big part of it, but more importantly, the game design hooks you in. That's one of the reasons I love indie/arcade style games, because of how very easy they are to put down.