Though mandates for ubiquitous DRM are unlikely to be legislated soon, the threat of DRM mandates should be taken seriously. The main purpose of DRM is not to prevent copyright infringement but to change consumer expectations about what they are entitled to do with digital content. The DMCA impedes the progress of science, is economically unjustifiable, and lacks the balance the Constitution requires of intellectual property legislation. Pamela Samuelson of UC Berkeley writes about DRM in the April 2003 issue of Communications of the ACM. She has made the article freely available from her web site; no subscription is required. Note: the linked document has no DRM :) DRM {and, or, vs.} the Law | 
