I am not stuck on the ink/paper analogy. I'm stuck on the star/firmament analogy.
Regards, Bob... -------------------------------------------- "Do not suppose that abuses are eliminated by destroying the object which is abused. Men can go wrong with wine and women. Shall we then prohibit and abolish women?" -Martin Luther From: "Keith Whaley" <[EMAIL PROTECTED]> > Mark Roberts wrote: > > > > Keith Whaley <[EMAIL PROTECTED]> wrote: > > > [all snipped] > > > > I think the reason people are having a problem with this is because > > they're stuck with the ink/paper analogy. This is *just* an analogy. > > With light images there's no foreground or background. It isn't white on > > a black background or black on a white background. It's a white line > > next to a black line. > > Well, theoretically, that's okay by me. I can do it in my head, but... > In order to be useful to anyone, it's got to go past theoretical and be > put in physical terms, and recorded. That means it has to be on some > sort of media, doesn't it? > You can't have a black and a white line pair, just hanging around in > free space! > Once it's visible, it's got to have a visual reference of some sort. > You can't just say, "Please imagine this."
