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Linux.com: CLI Magic: Is That CD Still Fresh?

“Ever wonder if that ISO or backup CD or DVD you burned last
year is still good? This week we’ll take a look at a small
command-line utility called cdck that checks the condition of data
on the media and let you know if it’s still good.

“Grab the latest cdck tarball–0.5.1 at this writing–from the
author’s Web site, decompress it, enter the resulting subdirectory,
and chant the magic chant…”

Complete
Story