The book, "The Future of Ideas" is now free to download on a Creative Commons license: http://lessig.org/blog/2008/01/the_future_of_ideas_is_now_fre_1.html.
This is most appropriate, as the book is about the shift of the Internet from creativity and innovation to "cable television on speed", controlled by "hoarders of copyrights". Since we deal on all sides of copyright, if you haven't read the book, you can now - free.