Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Posting-Version: version B 2.10.1 6/24/83; site watcgl.UUCP
Path: utzoo!watmath!watcgl!dmmartindale
From: dmmartindale@watcgl.UUCP (Dave Martindale)
Newsgroups: net.crypt,net.micro
Subject: Re: Software Piracy and Coupons
Message-ID: <1029@watcgl.UUCP>
Date: Tue, 1-Nov-83 17:44:47 EST
Article-I.D.: watcgl.1029
Posted: Tue Nov  1 17:44:47 1983
Date-Received: Wed, 2-Nov-83 01:29:09 EST
References: <2557@utcsrgv.UUCP>
Organization: U of Waterloo, Ontario
Lines: 6

This sounds like a good way of preventing the use of copied disks.  However,
it is possible to write tracks which will read just unreliably enough
that they are demonstrably unreliable on all possible drives?
A purchaser of a legitimate copy of the software would be pretty annoyed
if his drive was sufficiently better or worse than average that the program
refused to run.