On Aug 3, 2:12*pm, Bob Engelhardt wrote:
whit3rd wrote:
Polycarbonate is the material CDs are made of, and printing
on CDs is a routine task; ...

All true, BUT: the printing is not on the poly-c. *It's on the aluminum
layer that's on the poly-c. *Bob

Oh, yeah; or on the lacquer overcoat over the (magic stuff) layer
on writeable media...