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https://alexmak.net/2007/05/16/%d0%bd%d0%b0%d1%87%d0%b0%d0%bb%d0%be-%d0%ba%d0%be%d0%bd%d1%86%d0%b0-%d1%8d%d1%80%d1%8b-drm/
Начало конца эры DRM?