Thomas Greco alerted me to an interesting overview blog posting by Eyal Matsliah, who reviews different income streams for music practitioners providing their basic music for free.
"I've written a paper about music sharing in which I make the claim that music sharing actually adds to the value of the music, and that even if music is shared freely, musicians can still support themselves through many other income streams:
donations, legal downloads, value-added CDs, live shows, collaborations, commercial-uses and more
I'd be happy to hear your comments via email or directly on the blog."
Read the article at