The cheddary 'Free to Play' is not just a cheesy marketing slogan, but a shift in assumptions; it costs approaching nothing to give away some bits, or let people play Puzzle Pirates for free. Every player, free or paid, adds value to the community and excitement for other players. Free players are the content, context and society that encourages a small fraction of the audience to willingly pay more than enough to subsidize the rest.Game Designer and Three Rings CEO Daniel James. Emphasis mine. Read the full article at Penny Arcade, News for September 29 2008.
Penny Arcade are running a series of comics illustrating the history of Digital Rights Management and Piracy Prevention, and each comic is accompanied by an editorial on the subject by someone in the industry. Follow the link here and use the site navigation to enjoy the series.