[vorbis] More on CD anti-copying techniques

Monty xiphmont at xiph.org
Wed Oct 3 08:20:18 PDT 2001

On Wed, Oct 03, 2001 at 08:07:25AM +0200, Jernej Simon?i? wrote:
> Hello Ross,
> 3. oktober 2001, 0:03:28, you wrote:
> RL> Most likely it is breakable, however, AFAIK it is illegal to publicly
> RL> provide software to break a copy protection scheme, so for the technically
> RL> minded it may not be a problem, but for the other 95% (guessing) of the
> RL> population they will be very happy with the inferior sounding WMA files.
> Thank God I don't live in the US :)
> No such laws here - a few computer magazines put the DeCSS to their
> CDs right after it was released...

However, in the case of CD copy control schemes, all introduce
'defects' in the CD that look, in one way or another, like media
damage (or firmware bugs) to the ripper.  In cdparanoia's case, there
will be no explicit 'copy control defeat' code; only code to correct
defects. :-)


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