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Date: | Tue, 25 Jul 2006 13:51:30 EDT |
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--- Forwarded Message from Lucinda Miller <[log in to unmask]> ---
>User-Agent: Microsoft-Entourage/9.0.2509
>Date: Mon, 24 Jul 2006 17:24:44 -0400
>Subject: Re: #8288.1 (!) Audio archiving - CD life expectancy
>From: Lucinda Miller <[log in to unmask]>
>To: Language Learning and Technology International Information Forum
<[log in to unmask]>
>In-Reply-To: <[log in to unmask]>
Thanks! I'm happy to hear that.
Lucinda Miller
on 7/24/06 4:14 PM, LLTI-Editor at [log in to unmask] wrote:
> The oldest CDs that were made on our single speed Cd burner in 1993 are still
> working fine. The disk media was from an obscure company called Taiyo in Japan
> (at $30 a piece!!!). They are stored in my office (no air conditioning, no
> light protection, open windows in the summer, lots of changes in humidity and
> temperature). I also have commercially produced CDs that are about 20 years
> old
> that show no signs of deterioration.
>
> The cds have (ink) writing on them, some have labels, and all of them are
> working fine.
>
> Since there is really no exact way to determine at what point data is being
> compromised or totally lost, going with manufacturers' recommendations for
> storage is probably best.
>
> We also have DVDs that were burned here and are now older than ten years. We
> have not encountered any problems either.
>
> Otmar Foelsche
>
>
>
> ***********************************************
> LLTI is a service of IALLT, the International Association for
> Language Learning, and The Consortium for Language Teaching and
> Learning (http://consortium.dartmouth.edu).
> Join IALLT at http://iallt.org.
> Otmar Foelsche, LLTI-Editor ([log in to unmask])
> ***********************************************
>
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