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Thread ID: 37304 2003-09-03 11:05:00 CD storage breaking down with age ??? gerrypics (323) Press F1
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172786 2003-09-03 11:05:00 Has anyone had any experience with this, or know anything about it.

Gerry
gerrypics (323)
172787 2003-09-03 11:31:00 Hi gerrypics,

I would think that the laser"reader" would breakdown or deteriorate quicker than a disc would?

But if discs were stored in less than ideal conditions,they may be suspect?

Old vinyl records deteriorated with "wear" from needles or stylii,but there is no wear with optically read modern media?Or is there??

Cheers,Kiwitas,;-)
Kiwitas (514)
172788 2003-09-03 12:31:00 Hi Kiwitas
Thank you for your answer.
I had heard from a second hand information tip that cds themselves breakdown with age. Being fairly new to computers and digital stuff I am a little bit concerned about the the safety/longterm storage of stuff that I have stored on cd. So far I haven't heard of anyone that has a problem with this but thought it would be interesting to see what other peoples experiences where.

Cheers
Gerry
gerrypics (323)
172789 2003-09-03 12:48:00 CDR reliability depends on the stability of the dye used.
CDRW are even more dependent on the quality of the dye.

Some CDR will last 10 years or less according to some "experts", but that would be heavily influenced by the environment. I have seen some info that suggests 100 to 150 years (but how do they really know)

Its probably still a case of getting what you pay for. Kodak are the ones claiming a proven long life with accellerated aging tests.

CDR have a 5 year shelf life before burning though.
godfather (25)
172790 2003-09-03 13:00:00 Some of my older cd's are unreadable, I put this down to being be handled so many times over the years.

Imo any suggested lifespan is based on the things never being taken out of the packet.

Just a guess, I refuse to believe any claims about anything from the marketing/sales/promotion side of things.

Anyhow, I make 3 copies nowadays, 1 for use, 1 in case that one dies, and a 3rd to make more copies from if the first 2 die.
metla (154)
172791 2003-09-03 20:12:00 www.cdfreaks.com
and comments on the above.....
www.wincustomize.com

this article paints a not so rosy picture...

Cheers
XOtagoScarfie (1619)
172792 2003-09-03 22:45:00 Those articles are rather scary, particularly if one has copied home videos to CD-R and maybe deleted the movies off the tapes. :O

I have often wondered whether one would get what you pay for with the cheapie disks so I have always used the reputable brands for important backups.

The labels say to store disks in cool, dry and dark (?) locations so if your disks are exposed to the sun or heat I wouldn't expect them to last as long as those that are taken care of. I must say though, less than two years is rather shocking.
Susan B (19)
172793 2003-09-03 23:15:00 I left a CD-R out in the sun one day for around 5-6 horus.. it was only around 30 degrees..
By the end of it, it was no longer a light green dye, rather it was a color that was somewhere closer to BLACK :-(

And no, it wasnt readable afterwards funnily enough!
Chilling_Silently (228)
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