I had a CD which had some C2 errors, so I decided to back it up. It was a Ritek-made Memorex Cool Colors CD-R. Its scan can be seen below.
So I backed it up onto a disc I had: a Memorex Music CD-R. I burned it about two weeks ago, and I scanned it today. Its scan can be seen below.
Anyway, other CMC scans have been worse, like this one:
And others have been great, like this one below.
Discuss my crappy discs here.