You are going to get two meta-posts in a week but this was something that I could not pass up.
Neil Gaiman, one of my favorite authors, has taken things to the next level. Like some of the podcasters who are giving their books away via podcast, he his doing nightly readings one chapter at a time, then streaming the video recording, and giving it away for free. You can find this at his website Mouse Circus. Go out and take a look. I think it will be worth your time. Also here is an article about the book give away, with a short interview.