What ever happened with the Phillip's (the holder of the CD patent) decree? Last year, they stated that watermarked (copy protected) CD's could no longer use the term "CD" or "compact disc", due to non-standardization, and reduced audio quality.
No more music CDs without copy protection
'No more music CDs without copy protection,' claims BMG unit
http://www.theregister.co.uk/content/54/27960.html
http://www.theregister.co.uk/content/54/27960.html