Tapes are much faster.  They are standardized, bar coded etc.   I have
yet to see a hard drive changer where you can load many (libraries can
hold 100's) of 1TB disk (LTO4 equiv) and have then mount when needed
then pull them out for off site storage.

                        -Jason

On Fri, 2008-06-13 at 14:00 +1000, James Harper wrote:
> > 
> > There's also the power aspect.... spinning disks cost a lot in
> > electricity over time.  A tape on a shelf does not. ;-)
> > 
> 
> I assumed that the original question was talking about plugging disks in
> to do the backup and then removing them when the backup was done, as you
> would for a tape.
> 
> Disks can be spun down when not in use, and if you were only using them
> for backups and were concerned about power requirements then maybe that
> would be the thing to do.
> 
> James
> 
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