On Wed, 10 Dec 2003 09:41:42 +0000 (GMT), Jim Lesurf
wrote:

For my experiments I just ripped the tracks from the original and copy to
my HD, then wrote a program that just ran through both files doing a byte
by byte comparison. They came out the same. IIRC I also used a 'diff' tool
that does much the same that came with my C/C++ compiler.


That proves that both copies were within the capability of the
error-correction circuits.