Stuff The Big Five doesn't want you to know about CD copy-protection:

[Grant]

For those of who care and for the more technical oriented, you can read about it here:
http://www.wired.com/news/politics/0,1283,46097,00.html
and if you want to know exactly what the fuss is about, it's here:
http://cryptome.org/sdmi-attack.htm

[Mike]

Thanks for the link. These are definitely interesting times. Incidentally, one of the founders of EFF is John Barlow, former lyricist for the Grateful Dead.