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Re: Wondering if the other Mastering Math disks are still out there




On Tue, 17 Jan 2012, Antoine Vignau wrote:

- on 3"5 disks: check of block 8 (which must generate a I/O error
otherwise it is a copy)

Toto et al.,

Any known 5.25" protected title that relies on either:
a) weak bits
  or
b) defective media regions, aka "laser holes"?

Info on whether they exist and example names would be helpful to me.