Beware the ides of ... podcasting
A Basement of Broken Dreams - An album by John Holowach, hosted on archive.org. I used his song called My Piano Sings (Part 3).
Thanks for the listener mail, Steve! Comments are always appreciated.
CreativeCommons.org - A nice site for anyone who wants to share their works without making it public domain.
Yahoo! Creative Commons Search - use Yahoo's search engine to look for things licensed under Creative Commons.
Lawrence Lessig - an author, blogger, and supporter of Creative Commons licensing.