Shai Drori wrote:

>The servo system of the cd is very robust. It is built to cope with
>physical deviations. 
>What you are describing is exactly what I am experiencing. 

Could it be that the CD-Rs were not 100% flat from the start, hence poorly
written to the outside?


>Can you give me more info on how the cd was stored?

The CD-Rs are stored vertically in dedicated cupboards, in a conditioned
archive room with constant temperature and humidity, no light.

Jos