I've always used cdrdao read-cd --read-raw to backup CD/DVDs, along with toc2cue and bchunk to convert to .iso. I have no idea if the resulting iso is "mor

I've always used cdrdao read-cd --read-raw to backup CD/DVDs, along with toc2cue and bchunk to convert to .iso. I have no idea if the resulting iso is "more accurate" than using dd - but they've always worked, even from CDs with copy protection and obscure file systems (old mac CDs).