On Tue, 19 Jun 2001, Jeff Hellige wrote:
  Yes, but
"leaving nothing behind."  NOTHING?  Hard to believe. 
       I've
never seen it said that a fungus or whatever did away
 with the whole aluminum layer of the CD, just that black splotches
 would appear.  Even oxidation would leave something behind. 
 
The original post that started this thread spoke of TRANSPARENT spots
where the aluminium was "gone".  Reduces the overall credibility of the
story.