pef vs dng
pnstenquist at comcast.net
Thu Oct 8 21:13:49 EDT 2009
I have hundreds of DVDs that were burned with backup photo files. Some
are five or six years old. I did a spot check of a few dozen the other
day, and all were good.
Every duplicate copy of a file is a backup. But some backups are
better than others.
On Oct 8, 2009, at 9:05 PM, Graydon wrote:
> On Thu, Oct 08, 2009 at 12:42:48PM -0500, Tom C scripsit:
>> Most of my images from the last 3 years are backed up on two
>> external hard drives, but I really should burn them to DVD's as well.
> It's not a backup until there are three physically distinct copies, at
> least one of which is somewhere else.
> Burnable DVDs have a terrible shelf life and should not be considered
> -- Graydon
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