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Posted by Bob Ford on 04/10/06 22:51
On Sun, 9 Apr 2006 08:56:11 -0700, "Richard Crowley"
<rcrowley@xpr7t.net> wrote:
>"doc" wrote ...
>> "Richard Crowley" wrote ...
>>> "doc" wrote ...
>>>> Thanks all and for an update, the DVD Media that we've been using is
>>>> Verbatim, Fuji, & Maxell for Television Broadcast if this helps in
>>>> the discussion. Moreover, we want the discs to last since it will
>>>> be my clients archive media.
>>>
>>> Writable optical discs are NOT archive media.
>>> Unless your definition of "archive" is "this month next year".
>
>> and by writable optical disc's you mean? and if that answer is
>> verbatium or maxell dvd-r's
>
>A writable optical disc is a CD or DVD that you wrote
>yourself. (As contrasted with sending it off to be mastered
>on a glass disc and then moulded into plastic).
>
>> then what is your answer for archival?
>
>Digital magnetic tape. 99.9999% of all the information archives
>on this particular planet are stored in that format. It was not an
>arbitrary choice.
The conclusion of the recent discussion I mentioned re: longevity was
that it is very likely that tape has longer life than DVD's.
Only exception might be what my supplier tells me about "archival
quality" DVD's which are more expensive but supposed to have much
longer life expectancy.
Bob Ford
Images In Motion
www.imagesinmotion.com
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