6. Typically, Japanese made CD-Rs tend have better quality control, IMO.
Once they move production to Taiwan/Mexico, forget em.
Top Quality Name-Brands, in order of preference:
A. Mitsui Gold CD-R & Kodak Gold Ultima - Phthalocyanine dye + Gold.
B. Kodak Gold Silver+Gold - Phthalocyanine dye + Silver & Gold.
C. Mitsui Silver, Ricoh Platinum - Phthalocyanine dye + Silver.
D. Mitsubishi/Verbatim - Azo + Silver.
E. Taiyo Yuden - Cyanine + Silver.
Last updated in 2001, but little seems to have changed. There's new interest in longer-lived CD-R so maybe we'll learn more.
Ultimately we need Google to go into the off-site backup business.