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Re: [ARSCLIST] Preservation media WAS: Cataloguing still :-)



----- Original Message ----- 
From: "Bob Olhsson" <olh@xxxxxxxxxxxxx>
> Contact isn't required. There is no head contact in any rotating head
device and early video tape designs even used compressed air to keep the
tape away from the guides. In the case of hard drives, there is also no
contact.
>
In fact, the expression of "crash" when used to describe a drive or
computer failure derives from what happens when the head(s)
physically contact the surface of a drive's "platter"...

Steven C. Barr


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