Hi Xavier and readers of bug-gnubg, Xavier sent me the attached mail this morning concerning eXtreme Gammon. I consider the GPL case against eXtreme Gammon closed and just wish to congratulate Xavier on a fine addition to the tools that we have to deal with advanced backgammon analysis.
Christian. On Wed, Jul 1, 2009 at 2:48 AM, <[email protected]> wrote: > Hello, > > > > My name is Xavier Dufaure de Citres and I am the developer of eXtreme > Gammon by GameSite2000 Ltd. > > > > I feel necessary to address the comments about any violations regarding > GnuBG’s GPL. > > > > I guess the statement that was on our GammonSite.com web site regarding the > contribution of Gary Wong’s code (and dated from 2002) was misleading. I > apologize for that. > > > > A bit of history: > > eXtreme Gammon came to life in 2003. > > > > In 2000 we had Snowie bots on our online backgammon site: GammonSite.com . > But in 2001 Snowie told us they would charge us to continue having this > feature. We researched and found a solution to replace these online > opponents. I modified GnuBG 0.02 so it could handle match play to > accommodate GammonSite. > > > > After a few months of working on the modifications, I started gaining an > understanding of how to program a Neural network. At this time, we decided > to start working on a stand–alone version of eXtreme Gammon. > > > > We started from scratch, as I prefer to use Pascal. Around the beginning of > 2004, the GnuBG 0.02 based bots in GammonSite were replaced by eXtreme > Gammon. Since then, we worked on the interface. The Neural network went > though a few rounds of training and features have been added, etc... > > > > So, there is no GnuBG code in eXtreme Gammon and it is not in violation of > the GPL. I understand the legitimate concerns people on this forum had and I > hope I put your mind at ease. > > > > Though it always seems proper for us to give acknowledgment to those who > have had an influence on our work, we now see what the unfortunate effect of > misinterpretation can have. > > > > Xavier Dufaure de Citres > > GameSite 2000 Ltd. > > eXtreme Gammon. > > > > > > PS: I found the discussion at > http://www.mail-archive.com/[email protected]/msg04038.html I unfortunatly > did not understand how I could reply to this particular thread. I am sending > it to you as you enquired about the GPL status and because it states that > you run the bug-gnubg list. Fell free to post my answer above. > > > > Thank you for your time. _______________________________________________ Bug-gnubg mailing list [email protected] http://lists.gnu.org/mailman/listinfo/bug-gnubg
