On Sun, 21 Nov 1999, Tom Brinkman wrote:

snip> 
>    Make those disks spin .... ?
> 
>   Platter spin I can grasp, even interleave ....BUT,  how do they
> get those little arms to go back 'an forth so fast.  Make'a humming
> bird jealous for sure  (?)
> 

  Voice coil technology (called speaker coils when I was young).  You
could get your disk to play music if you were good enough of a programmer.

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