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Subject: Re: Open letter by Eugenio Castillo (ELChinito team) ...

Author: Gerd Isenberg

Date: 11:14:12 08/28/04

Go up one level in this thread

On August 28, 2004 at 13:54:43, Andrew Williams wrote:

>On August 28, 2004 at 13:48:33, Gerd Isenberg wrote:
>>On August 28, 2004 at 13:26:46, Andrew Williams wrote:
>>>On August 28, 2004 at 11:44:30, Gerd Isenberg wrote:
>>>>On August 28, 2004 at 10:23:53, Frank Quisinsky wrote:
>>>>>Hi there,
>>>>>Eugenio sent us the following open letter.
>>>>>The letter is public on Arena webpages (News-Ticker).
>>>>>Eugenio wrote:
>>>>>"I've used crafty source to implement my own program ElChinito.
>>>>>My public and sincere apologize to Bob Hyatt not to mention that in ElChinito's
>>>>>readme file and copyright notes and did not ask consequently for permission. I
>>>>>will ensure that ElChinito is not longer public available for download and plays
>>>>>any public tournaments.
>>>>>I've inform ICGA and French Computer Chess Association about this issue to
>>>>>accept their decision, and discalificate Chinito from the played events.
>>>>>My apologize to Frank Q. for the damages caused.
>>>>>My apologize to any one of the tester and downloaders of Arena.
>>>>>Eugenio Castillo."
>>>>My respect to Eugenio Castillo for his late apology.
>>>>It seems that he had a hard time and a long fight to decide so.
>>>>It was a severe offence of Eugenio, i understand that routines like NextMove
>>>>have another quality than some cray like bitscan routines or moveInput.
>>>>Eugenio obviously used Crafty framework as a toolbox for the bitboard
>>>>infrastructure and parts of move generation and even minor parts of eval. He
>>>>was, probably due his naivety, not fully aware of the cloning issue or did
>>>>repress it in some way, after receiving no answer from Bob after some tries.
>>>>Didn't Dann Corbit mention Eugenio mailed Bob about that issue, but Bob didn't
>>>>receive for what reasons ever?
>>>>It is difficult to quantify for me, but it seems that most of ElChinitos
>>>>strength was not based on Crafty but on Eugenio's own search and most parts of
>>>>it's evaluation.
>>>>So i respect his decision to don't make ElChinito open source and i suggest to
>>>>give ElChinito a second chance after some time, until Eugenio assures that no
>>>>more parts of crafty are inside - IMHO.
>>>I think you're being WAY too lenient here, Gerd. You must be a nicer person than
>>Hi Andrew,
>>no, but what do you suggest?
>I didn't mean in terms of the punishment, but in terms of his motives and in
>terms of El Chinito's quality. I just don't think you can take the whole board
>structure and move generation code out of one program and then build another
>program around it and then claim that the "new" program is your own. I believe
>that if Eugenio had started from scratch with nothing, his program would not
>have been anything special, BUT it would have been his own program and therefore
>deserving of our respect.

Yes, i agree.
I welcome Eugenio to post a little bit more here in CCC,
sharing some backgrounds and discussing ideas.
But of course not to give away all his secrets.


>>A life time ban?
>>A therapy by Rolf?
>Ha! You may be kinder than me, but I'm not THAT bad.

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