My Thoughts to Michael's below is that digital info is fine if you still have the machine to decode it. Remember the tablets from several thousand years ago are legible (as long as you know the language). Without a floppy drive a ten year disk may not be.jf
>
> Marco Mailand (newton2k1_at_mac.com) wrote:
>
> > Analog simply means that at any time any value of amplitude
> > is valid wheras digital means to me that a quantized value is valid only at
> > a discrete time and is not longer applicable if the time is not exactly that
> > moment as it was at recording. The same is true for the amplitude, which is
> > basically never the original amplitude, because of the quantization error.
>
> That's the case with every kind of measurement. Error is inevitable and
> can only be reduced to a certain level at most. With digital recordings,
> we can at least be sure that there won't be any more errors cropping in,
> as is unavoidable with vinyl records which degrade over time.
>
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