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From: Ted Dennison<dennison@telepath.com>
Subject: Re: software failure question
Date: Mon, 09 Apr 2001 20:57:28 GMT
Date: 2001-04-09T20:57:28+00:00	[thread overview]
Message-ID: <YmpA6.1157$FY5.85643@www.newsranger.com> (raw)
In-Reply-To: 4ZmA6.1693$Ak1.181271@newsread2.prod.itd.earthlink.net

In article <4ZmA6.1693$Ak1.181271@newsread2.prod.itd.earthlink.net>, Phaedrus
says...
>
>I'm reminded of another famous software failure, that may or
>may not be an urban legend:
>According to the story, when programming a helicopter simulation
>for the Australian military, someone noticed that they didn't have
>any kangaroos.  Rather than write a whole bunch of new code to
>simulate them, they just derived a new subclass from the class that
>they used to simulate the ground troops.
>When they flew the new version of the simulation, the kangaroos
>scattered just as expected when the helicopter flew over the hill.
>But imagine their surprise when the 'roos came back and started
>firing at the chopper with surface-to-air missiles!

I did some investigation on that one when it first made the rounds a couple of
years ago. Apparently its mostly true, except that they also didn't have a model
for the SAMs, so it used the default model, which was multicolored beach-balls.
:-)

---
T.E.D.    homepage   - http://www.telepath.com/dennison/Ted/TED.html
          home email - mailto:dennison@telepath.com



  reply	other threads:[~2001-04-09 20:57 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-04-07  5:44 software failure question tmoran
2001-04-07 10:22 ` chris.danx
2001-04-07 10:28   ` chris.danx
2001-04-09 15:24     ` Smark
2001-04-10 13:31       ` Marin David Condic
2001-04-10 16:01         ` Smark
2001-04-07 13:16 ` Mark Biggar
2001-04-07 13:41   ` Larry Hazel
2001-04-07 21:55   ` Ken Garlington
2001-04-09 13:54   ` Marin David Condic
2001-04-07 13:52 ` Ken Garlington
2001-04-09 18:13 ` Phaedrus
2001-04-09 20:57   ` Ted Dennison [this message]
2001-04-10  1:38     ` Phaedrus
2001-04-10 15:39     ` Ted Dennison
2001-04-11 12:12       ` Colin Paul Gloster
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