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Re: [ARSCLIST] Memorex CDs
----- Original Message -----
From: "Don Cox" <doncox@xxxxxxxxxxxxxx>
> On 14/01/06, steven c wrote:
>
> > Even if a microscope of high enough power was used, all that would
> > be visible are the pits in the surface...and any information they
> > carry can only be accessed by taking the apparent information and
> > applying a computer algorithm to it, but only the CORRECT such
> > algorithm.
>
> The coding and error correction used in CDs is well documented.
>
> > This is something like trying to figure out how a software program
> > works by looking at the ones and zeroes that make up the program
> > file (and that is only one of several files that operate together
> > to accomplish any tasks!) without knowing the details of the
> > machine language of the computer that ran it...
>
> But we do know.
>
Well, we know NOW (or at least some of us do)...but how many people
will know in 2106, given that CD's and DVD's will have long since
been replaced by whatever?
...stevenc
http://users.interlinks.net/stevenc/