Defining Disk Image Dump Standard

From: John Wilson <>
Date: Thu Jun 1 19:13:26 2000

On Thu, Jun 01, 2000 at 07:52:18PM -0400, Bill Yakowenko wrote:
>AFAIK, nobody wrote quarter-tracks on hard disks, or tried to copy-
>protect software by making bad sectors, or any similarly-goofy stuff.

I've never seen anything like that in person either, but I've heard
of PDP-11 software (for an MRI machine I think?) which did do copy
protection using bad sectors on a DP: (-emulating) hard disk. Weird...

John Wilson
D Bit
Received on Thu Jun 01 2000 - 19:13:26 BST

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