Author: Uri Blass
Date: 16:00:23 05/12/05
Go up one level in this thread
On May 12, 2005 at 18:43:54, Rolf Tueschen wrote: >On May 12, 2005 at 18:26:32, Dann Corbit wrote: > >>On May 12, 2005 at 18:20:12, Robert Hollay wrote: >> >>> When you buy Delphi, you automaticaly get rights to use certain libraries >>>in your CLOSED SOURCE projects. Whereas with GNU GPL licence (Fruit) >>>you have rights to modify the sources, but they must remain open. >>> On the other side, I'm not sure that making chess engines open source was a >>>good practice. People could share ideas, algorithms, code samples, etc... but >>>when >>>a magician reveals ALL his tricks to the public, then the magic disappears ... >> >>Which is (of course) a good thing. >> >>>Computer chess is a hobby, a game, a competition, and not so vital to the >>>human race that one is supposed to share all his secrets with others. >> >>The algorithms of chess are benefical for many things. It is an abstract search >>of a complicated solution space. There are many tasks in life that can use the >>same ideas. >> >>>Exactly these little secrets can make it exciting! >> >>Hiding information is for lazy people. C. A. R. Hoare inveted a sort routine >>called quicksort a while back. He showed other people how to do it. What an >>evil man?! >> >>> And just one more thing. If you place a well-laid table full of delicious food >>> in the centre of a city full of starving people, then you shouldn't expect >>>that the table remains untouched ... maybe in fairy tales! >> >>If you publish a book, you should expect people to steal it then? >> >>>Robert > > >If you've read a book full of smart ideas, is it your position that you are NOT >allowed to use the new ideas in your own work? I don't understand why you read >books at all, if that should be your position. > >The same is it if you use parts of open sources which have impressed you in your >own work. > >Dann, before I ask some more questions to your other message, could you give me >your opinion about the following? > >Are you absolutely sure that for example SHREDDER, to take just the actually >best program, is absolutely without any ideas or code from such open sources? >Even I as lay can imagine that someone with enough talents could hide or >re-write such code to make him appear innocent. And to the best of my mind I >didn't hear about a human being other than Stefan who has seen Stefan's code. > >I do NOT claim that SHREDDER contains any forbidden parts. My question was if >you could prove if there were such code. > >What do readers think about it? I think that it is impossible to prove that shredder does not contain forbidden parts and that people can have enough talent to appear innocent. This is the reason that a lot of people are against open source code chess programs. Uri
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