Playing DVDs in GNU/Linux
We retain one XP machine here simply because it can play DVD videos. The encryption on DVDs and its relationship to copyright is discussed in detail by Marcel VanDalfsen (2001) in his submission in consultation on modernizing copyright in Canada. His point is that one can copy a DVD for personal use/backup so the encryption is not a matter of copyright but restriction on access and a means to extend copyright.
The Copyright Modernization Act that resulted from those consultations contains these sections:
“41.1 (1) No person shall
(a) circumvent a technological protection measure within the meaning of paragraph (a) of the definition “technological protection measure” in section 41;
(b) offer services to the public or provide services if