> -----Original Message-----
> From: IBM Mainframe Discussion List 
> [mailto:[email protected]] On Behalf Of Ed Gould
> Sent: Wednesday, October 19, 2011 1:44 PM
> To: [email protected]
> Subject: Re: Data offload to DVDs or external drives
> 
> Tom:
> 
> What ever media is decided on remember this. The life 
> expectancy (readability) is at most 10 years for DVD and CD's .
> I had a long discussion with an expert and he just does not 
> have a satisfactory answer (IMO) for anything long term.
> I suspect tape (even IBM's tape drives) to be iffy at 10 
> years as well. 
> Technology changes so fast that there isn't a really great 
> long term storage option.
> Ed'

Egypt tech. Chisled granite kept in a desert has a proven long life time. Clay 
tablets aren't too bad either. Both are difficult to write to from a PC or even 
a mainframe. Of course, the information density is poor.

--
John McKown 
Systems Engineer IV
IT

Administrative Services Group

HealthMarkets®

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