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From
SubjectRe: Journaling pointless with today's hard disks?
Date
Followup to:  <200111270101.BAA01290@mauve.demon.co.uk>
By author: Ian Stirling <root@mauve.demon.co.uk>
In newsgroup: linux.dev.kernel
>
> I have a (IIRC) elantec databook from 1985 or so, that I've found chips in
> disks from the MFM/RLL PC era.
> These are motor driver chips aimed at PCs, which support generation
> using the motor.
>

This is still being done, AFAIK. There is quite some amount of energy
in a 7200 rpm platter set.

-hpa
--
<hpa@transmeta.com> at work, <hpa@zytor.com> in private!
"Unix gives you enough rope to shoot yourself in the foot."
http://www.zytor.com/~hpa/puzzle.txt <amsp@zytor.com>
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