Hello,
>
>Sony for example sells dvd's which come in a "cake" package.
>
>This means multiple dvd discs are stacked on top of each other without any
>further protection except the cake around them.
>
>The manual of a dvd recorder says:
>
>"Don't stack discs".
>
>No further explanation is giving.
>
>I start to wonder: Why ?
>
>I google and some simple explanatations pop up:
>
>"Don't shuffle them like a deck of cards".
>
>But I wonder, is this the true reason or is there more too it ?
>
>My initial thought was:
>
>It must be the gravity. Stacking DVD discs must be bad. The puts/dents which
>are made in the DVD by the laser could bend back because of gravity and the
>weight, resulting in data loss.
>
>The special dvd jewel cases/enclosures could be ment to prevent that from
>happening. Without the special dvd jewel cases the dvd's would be exposed to
>too much pressure ?!?
>
>So it's time to ask the following question:
>
>How much pressure/weight can a DVD take before it loses it's data ?
>
>Bye,
> Skybuck.
>
Best not to stack disks at the beach on a windy day and then sit on them.. :P
D from BC British Columbia Canada