>CD-R is generally considered to be better in terms of life. However, some
>CD-Rs are much better than others. Kodak and Mitsui CD-Rs test out to be
>longer-lasting than some cheaper brands.
>
>CD-RW is said to have a media life of around 30 years. Kodak advertises
>some of their CD-Rs to last up to 200 years.
>
>Now, there is the question of whether anyone will have equipment capable of
>READING those long life CDs, after a century or so. . .
>
It's funny and I still believe they are about the best CDRs but the only CD I
have ever had corrode (yes visible corrosion) is a Kodak gold/silver.
Verbatim Azo dye CD's are also very good.
