Digital BW, The Print

The media is the answer. (nod to that 60's canadian guy)

TAPE is the storage media for 50+ years, with evidence from the world. There are digital tape files that are 50+.

Other thoughts:
on-line, may not last since ONLINE is a company and you are just a customer bound by their terms which may mean you can't transfer the contents (even upon your death). 

This paper indicates that the longest term storage media is "paper"

http://media.longnow.org/files/2/very_long_term_backup.pdf

richard.
tejas

----------------------remember----------------------------
things like gravitational acceleration cannot be adjusted in the real world
no matter what the math looks like.

--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "E.Neilsen" <e.neilsen2@...> wrote:
>
> As we a mass even more digital data, the chances get greater that we'll have
> an issue at some point. Markers are a source of problems for CD and DVDs.
> Out gassing of the sleeve. bad disk. 
> 
>  
> 
> Who's running the show? the computer guys or the artist? Yes it's a PIA. Do
> you really have time to open all those backed up folders just to check it?
> Do you trust the back up program? How many people make a mirror back up and
> then don't use it to make sure it worked? 
> 
>  
> 
>  
> 
>  
> 
> Eric Neilsen
> 
> Eric Neilsen Photography
> 
> 4101 Commerce Street, Suite 9
> 
> Dallas, TX 75226
> 
>  
> 
> www.ericneilsenphotography.com
> 
> skype me with ejprinter
> 
> www.ericneilsenphotography.com/forum1
> 
> Let's Talk Photography
> 
>  
> 
>   _____  
> 
> From: DigitalBlackandWhiteThePrint@yahoogroups.com
> [mailto:DigitalBlackandWhiteThePrint@...m] On Behalf Of Richard
> Smallfield
> Sent: Wednesday, February 09, 2011 6:52 PM
> To: DigitalBlackandWhiteThePrint@yahoogroups.com
> Subject: Re: [Digital BW] CD/DVD failure?
> 
>  
> 
>   
> 
> I've had CD/DVD failures, too. But I've also had hard drive failures that
> have combined with the failure of the backup program and resulted in
> unrecoverable data loss.
> 
> I use Mirror Folder for backing up (it's rather complex) and twice I've had
> unreadable data on the source disc - and then found that the mirror disc has
> also lost not just the corrupted data, but folders of tens of GBs of data,
> for no apparent reason. (It was set to backup any deleted files and keep the
> backups for two weeks but is now set to keep such files for three months, as
> I now know that I might not see an error within two weeks. And I'm no longer
> letting it delete unmatched files.) 
> 
> So ... although hard drives are easier and cheaper, even with hard drives,
> one has to be very careful about the ramifications of the options chosen in
> the backup software, and have more than one backup copy. And check the
> program is working as intended, regularly - something it is easy to fail to
> find time to do.
> 
> Any further suggestions would be appreciated from me, too.
> 
> thanks,
> Richard
> 
> Richard Smallfield Photography 
> 
> 
> 
> 
> 
> [Non-text portions of this message have been removed]
>