Tor Books, a subsidiary of Macmillan and the biggest publisher of Sci-Fi and Fantasy fiction, went DRM-free on all of its ebooks last year. They've observed "no

Tor Books, a subsidiary of Macmillan and the biggest publisher of Sci-Fi and Fantasy fiction, went DRM-free on all of its ebooks last year. They've observed "no discernible increase" in piracy since making the change. http://www.mediabistro.com/galleycat/no-discernible-increase-in-piracy-with-tors-drm-free-policy_b69558 http://www.mediabistro.com/galleycat/no-discernible-increase...