[plug] dd and md5 report 'Input/output error'

[craig at postnewspapers.com.au]

> This is complicated by there being no burner on the linux machine and every 
> cd once burnt and returned to linux (dd if=/dev/cdrom | md5sum) gives a 
> different checksum.
This can be quite normal, depending on the cd burning software you're
using. Many change the ISO9660 headers, inserting a randomized ID.
Others do other fiddling, but its all the same goal - give the CD an ID.

-- 
Craig Ringer                                       IT Manager, POST Newspapers
http://www.postnewspapers.com.au/           
GPG Key Fingerprint:        AF1C ABFE 7E64 E9C8 FC27  C16E D3CE CDC0 0E93 380D
I don't think for my employer. Unless stated otherwise, my mail is my opinion.
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