[Gllug] Disk Wipe

[Doug Winter]

On Tue 25 May Mike Brodbelt wrote:
> I've always been under the impression that it has more to do with the
> layout of tracks/sectors on the actual disk than any special control
> data that gets lost. Software/BIOS utils that could perform a low-level
> format invariably didn't know enough about the specific drive to do it
> right, and so wrecked the drive. Really old disks weren't "smart" enough
> for this to matter, and can be low-level formatted, but anything since
> at least 1990 won't play ball. 

Indeed, IIRC doing a low-level format invalidates the warranty on most
drives.

doug.

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