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Subject: Re: I doubt that List is a crafty clone

Author: Vincent Diepeveen

Date: 01:10:49 12/03/03

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On December 03, 2003 at 03:23:44, Uri Blass wrote:

You and a lot of people at CCC are missing the point.

If we must proof something, we can be busy 30 years without result.

Disproving for an author in general takes no more than 2 minutes.

If such author refuses to cooperate, saying loudly he distrusts everyone on the
planet especially professor Jaap v/d Herik (the only european professor with 2
professor titles and leading a big department; imagine what happens to
netherlands if he is not trustable) and also refusing to proof 2 weeks after the
event Dr Ernst A Heinz will come to him and he can show it at his laptop to Dr
Ernst A Heinz, then the ICGA can take only 1 action and the author should be
banned forever.

The only possible thing with regards to source code is proving you are original.
This is a 2 minute procedure in some cases.

Proof that it is a crafty clone is not needed anyhow, he has to show he is an
original engine and nothing more.

Otherwise we get computer-go world scenes here where the winner of the world
championships was a reversed engineered commercial program, which has lead to
big courtcases and accusations world wide, and i am very sure that every serious
programmer wants to avoid that.

So the ICGA using the principle that programmers must proof they have an
original engine is a very correct way to do things.

If they would NOT do it, just imagine the number of clones. You can show up with
shredder for example, put R to 2 and load it in Arena or wherever. What time do
you guess it will take to proof that it is shredder when it just plays 1 move
different, say Be2 instead of O-O?

Furhter we change a few tables inside that executable of shredder so it won't be
even closely playing everywhere the same move to it, i hope you realize how easy
that is. This is a 2 minute thing for a good hacker.

So now i hope you shut up about proving it is crafty.

The guy was given weeks of time to proof he had an original engine. He failed to
do so, so it is banned till 2006 from ICGA, as simple as that.

That he was extremely rude towards the ICGA and professor Jaap v/d Herik
especially, is not even relevant for that.

Also distrusting his own openingsbook creator with his source code, it's
incredible.

Even Hyatt has had my source code on his machine, many have.

At the national supercomputer there is at least 30 persons with root access and
at SGI there is another 10 persons at least who have seen DIEP's source code.

If my openingsbook creator would request me to ship the source code to proof
something somewhere, i would blindfolded do it. Without hesitation.

The List author doesn't even want to show it at his own laptop or own computer
or own whatever, at a mathcongress to Dr Ernst A Heinz, where he has to show up
in 2 weeks anyway. Of course in the sure know that Heinz is not a beginner and
has had his own bitboard program.

So even Reuls paranoia source code excuse is no longer valid.

What must the ICGA do in such a case then?

Ban him of course.

If they wouldn't, next year 100 shredder clones would show up.

>On December 03, 2003 at 02:35:43, Tony Werten wrote:
>
>>Personnaly, I think this mail does make the accusation valid.
>>
>>Together with the the refusal of the author to show his code, I would have made
>>the same decision as the organisation did, and have given the same reason for
>>disqualification.
>>
>>Tony
>
>I think that we needs more than it.
>I see a lot of claims without a proof.
>
>We talk about old version of list that is freeware so we need instructions for
>everybody how to generate a proof that the claims are correct.
>
>Claiming that a program has the same holes in evaluation is not enough and we
>need to see examples.
>
>Note that attacking list is attacking Dann Corbit indirectly because if the
>accusation against list can be proved then it mean that Dann is blind in the
>best case and lied about list in the worst case.
>
>I want to believe that the accusations are wrong because I prefer to believe
>Dann and not somebody who hides and even does not mention his name.
>
>I think that even if the accusation are right it was wrong to throw list in the
>middle of the tournament and it should be punished before the tournament or
>after it.
>
>Uri



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