[pure-silver] Re: Archival methods (was Re: Re: Film Still Wins ... Even Compared To Leica 18MPix)
- From: Tim Daneliuk <tundra@xxxxxxxxxxxxxx>
- To: pure-silver@xxxxxxxxxxxxx
- Date: Wed, 02 Jun 2010 11:03:10 -0500
On 6/2/2010 10:54 AM, Dana Myers wrote:
> On 6/2/2010 1:48 AM, Snoopy wrote:
>> Recently German TV showed a documentary about the Central Music Archives
>> in Berlin which has problems with storing music CDs etc. They report a
>> life span of about 5 years and copy everything all over the place to
>> make sure they do not lose things.
>>
>
> As an aside:
> That's hardly representative of the permanence of CDs. I was a fairly
> early adopter
> of music CD in 1985, I have over 100 CDs that are well over 20 years old
> with no apparent deterioration. I do nothing special to store them.
>
> With that said, relying on the integrity of a single piece of media for
> long-term retention is not a good idea - the ability to produce exact
> duplicates with no loss of quality is critical to a long-term archival
> strategy.
>
> Cheers,
> Dana
>
I too have 20+ yo CDs that are just fine. However, and for the record,
it should be noted that factory produced music CDs use a somewhat different
process than the dye-based burn used on your PC. I'm not suggesting one
is better than the other, merely that their archival behavior will be different
in all probability.
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