In a link from the one listed below, Kodak states that "Kodak writable CD products have a projected life expectancy of more than 200 years when stored appropriately. Many CD-ROM discs can be expected to have 100 years of life, or more, under similar circumstances." dan c. At 02:36 PM 30-11-02 -0800, Gregory david Stempel wrote: >I did a long search last night and found these sites that are of interest. >The second one highlights the newest format hitting the markets. > >http://www.kodak.com/global/en/professional/products/storage/pcd/techInfo/pe >rmanence4.jhtml?id=0.3.6.30.17.6.8&lc=en > >http://info.wgbh.org/upf/slides/index.html > >Take care, >Gregory david Stempel >FIREFRAMEi m a g i n g > > >