Quote:
Originally Posted by nstz
CDs offer no way to check if the data copied off them is correct, i.e. there is no checksum stored on the disc that you could compare with to see if your files match those on the disc. The best that can be done is to rip it multiple times to make sure that the output is reproducible and this is basically what EAC does.
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Not entirely true since for all rainbow books you have at least EFM and CIRC. What red book is missing when compared to mode 1 yellow (your regular data CD) is the additional 288 bytes EDC/ECC data on the sector layer. That's what makes reading from mode 1 so much more reliable.