http://www.eecs.harvard.edu/~stuart/papers/eis03.pdf
Check that article out, the last few paragraphs in particular. Could it be that DRM is a double-edged sword, protecting both copyright holders and pirates? I love it.
DRM could help pirates?
Of course it is. Nothing would thwart piracy no matter what they do.
That's some article, Atma, 11 pages!