From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jeff Garzik <jeff@garzik.org>
Subject: Re: Compression and dictionaries
Date: Mon, 14 Aug 2006 13:50:31 -0400
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Cc: Jakub Narebski <jnareb@gmail.com>, git@vger.kernel.org
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To: David Lang <dlang@digitalinsight.com>
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David Lang wrote:
> that would only tell you that what you have is garbage (and you need to 
> restore from backup(, useing a ECC costs some space, but lets you 
> recover from some errors without having to resort to backups.

ECC permits you to recover from very specific, very-limited-damage 
scenarios like bit errors.

On modern hard drives, single-bit data corruption is very very very rare 
(particularly since ECC is already employed on the platter).

	Jeff