I used to have this really amazing extra-fine point marker to use on my CD/DVD's, but it's all used up. The strange thing is that all of the markings on the marker itself are gone so I can't even see ...

OK, pop a blank DVD into your DVD writer drive (for now I'm assuming that you actually have a DVD writer, if you don't I'll show you something else you can do in a moment). With that done, fire up ...