On Sunday 25 April 2010 01:34:12 Fons Adriaensen wrote: > Writeable CDs don't have pits, either the color or the > reflectivity of the surface is modified by heating it. > Both require the laser power to be controlled in function > of write speed. Afaik writeable CDs _do_ use pits. They are created when the laser heats up the colour-bubbles so they expand and raise the reflective layer. Disclaimer: I've been found wrong in the past... Arnold
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