[Gllug] Tape backup

[David Damerell]

On Wednesday, 27 Feb 2002, Gordon Joly wrote:
>At 14:12 +0000 2002-02-27, David Damerell wrote:
>>On Wednesday, 27 Feb 2002, Dylan Brewis wrote:
>>>On Wednesday 27 February 2002 11:52, David Damerell wrote:
>>>>DAT drives are helical scan, and so probably fail the 'reliable' criterion.
>>>Why is that, exactly?
>>Helican scan is a complicated mechanical kludge, which is why helical
>>scan drives eat tapes more regularly [1].
>Helican scan; you mean like VHS has?

Typos aside, I do mean like VHS has; and, indeed, home VCRs do eat
tapes more often than one would like in a reliable backup
solution - and the mechanism in a DAT drive is much smaller and
operating at much higher speeds.

-- 
David Damerell <damerell at chiark.greenend.org.uk> flcl?

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