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[filmscanners] Re: Archiving???!!!





What's "PD"?

Brad

On 10/12/04 2:50, "Arthur Entlich" <artistic@telus.net> wrote:

>
>
> Sam McCandless wrote:
>
>> At 4:03 AM -0800 12/9/04, Arthur Entlich wrote:
>>
>>> [snip]
>>> A small bit of technological information to perhaps clarify some issues.
>>> [big snip]
>>
>>
>> A nice explication, Art.
>>
>> Did you not deal with DVD because you agree with Brad?
>>
>
> No, I left out DVD because I haven't bought one yet, and therefore I
> have not done a great deal of research into the units or the media.
> Obviously, the design crams a lot more data into a smaller space, but
> that doesn't necessarily mean the storage is less reliable.  After all
> today's hard drives are much more reliable in terms of error rates (not
> speaking of mechanical breakdown necessarily) than much large, older,
> slower, and lower density units were years ago.
>
> My only worry with DVD is that they hold a heck of a lot of data and a
> failed disk could mean that much more lost.  However, as others have
> pointed out, by triplicate copies, you get good value both in terms of
> cost and space.  I have to admit double layering makes me nervous for
> archiving, but 4.7 gigs isn't bad with single layer.
>
> I believe the functionality of the disks in terms of DVD-+R verses
> DVD-+RW is similar.  DVD-RAM is based upon Phase change also, in fact
> it's precursor was PD, also invented by Panasonic, and PD disks are
> readable on many DVD-RAM drives.
>
> Art
>
>>
>>>> [snip]
>>>
>>>> I've been considering DVD's, but reading about the problems they many have,
>>>> they seem to be an even more fugitive medium.
>>>
>>>> [snip]
>>
>>
>> Thanks.
>> --
>> Sam
>>
>>
>
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