BK>> The only *DIFFERENCE* is that the DVD cannot be written at all,
BK>> and the DVD-RW and the DVD-R are written with a different color
BK>> laser. But they are the same when they are read.

 TW> The color of the laser is only Secondary HERE is the HOW
 TW> the RW disk is capable of being Erased and Reritten. IT is
 TW> all a matter of very precice heat up and cool down of hte
 TW> Media by a Laser Beam.

 Very interesting. Yet still, not terribly relevant to the
 original question.

 As far as the definition of what it is, how it is erased is not
 relevant. What it does is relevant.



BOB KLAHN bob.klahn{at}sev.org   http://home.toltbbs.com/bobklahn

... Je suis un Marxist, de la tendance Groucho!   GK>
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