Okay, yes, people can download the music easily without buying the book... Do you really think those people would buy the book to get the music? Do you really

Okay, yes, people can download the music easily without buying the book... Do you really think those people would buy the book to get the music? Do you really think they couldn't find a torrent with it instead? No, that is a nice, legal bonus for people who buy the book. That's all.