At some point I hope "somebody" creates a online web database that could keep track of CD's with the new protection imperfections.
Sort of like a CDDB database.
Thinking of that why not add a bit to the info in the CDDB database to alert anyone when encountering one of these nastys.

12Gb MKII 080000516 Blue
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12Gb MKII 080000516 Blue 20Gb MKII 010101303 Green 20Gb MKII 090001020 Green 30Gb MKII 10101980 Blue