Computer Chess Club Archives




Subject: Re: Ruffian 0.76 is still playing incredible strong!

Author: Robert Hyatt

Date: 14:05:26 09/20/02

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On September 20, 2002 at 15:27:07, Peter Skinner wrote:

>>It has happened in the past.  It probably will happen more in the future as
>>there are _many_ "suspects" nowadays.  I only follow the "crafty clones" myself
>>but there are too many of those that have slipped into major (non-ICCA) chess
>>events...  And even once into an ICCA event.
>There are many _suspected_ Crafty clones out there for sure.
>You state there are many suspects now, what programs would these be?
>Personally I only know of the Crafty ones that are suspected. Are there programs
>that are being accused of ripping off a commercial product?
>If so, what are they?

The only case of a commercial engine I know of (not counting the endless
parade of "mychess 0.1" programs on ICC that are not worth mentioning) was in
a past WMCCC event.  A genius ripoff that was caught.

I've named all the "known" crafty ripoffs that have been proven beyond a
shadow of a doubt (le petite, voyager, bionic impakt, gunda-1).  There are
others that I don't mention because I have never had an easy way to prove or
disprove such a claim.

However, when a strong new program comes along, plays a while, and then
goes "bye-bye" with no further notice, you can figure "something was awry

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