In Software by Bounty, Doug Kaye says, This is a tangible manifestation of what Doc Searls has described as the demand side taking control, and I think it bodes well for the further formalization of a demand-driven economy of software products.
B. Jansen. SIGIR '07: Proceedings of the 30th annual international ACM SIGIR conference on Research and development in information retrieval, page 857--858. New York, NY, USA, ACM, (2007)