--- 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]) > *********************************************** >