> Recently, I've been watching lots of New Yorker Films videotapes to prepare
> for a course I'm teaching in the fall.  I've noticed that many, if not
> most, of such tapes available at my local video store wear a label claiming
> they've been copy protected with the "Macrovision process."
>
> Now, call me a criminal, but today I decided to try to make a copy of one
> of their tapes anyway (Godard's VIVRE SA VIE).  Mysteriously, I had
> absolutely no problem.
>
> Can anyone shed light on this?  This has really aroused my curiosity as to the
> nature of the relationship between copyguard companies and tape
> distributors.  It would seem that the former would have a strong incentive
> to insure that a tape has *actually been encoded with a particular
> protection mechanism* if it wears such a label, wouldn't it?  Or, is it more
> likely that the video store itself is attaching the labels for some reason?
> Is this common?
>
> More generally, does anyone know technical details about how these things
> actually work (beyond the obvious, I mean)?
>
> Rich Cante
> Worcester State College
>
 
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