Author: George Sobala
Date: 14:35:09 01/28/05
Go up one level in this thread
On January 28, 2005 at 14:32:34, Stefan Meyer-Kahlen wrote: >On January 28, 2005 at 12:52:35, George Tsavdaris wrote: > >>On January 28, 2005 at 11:48:02, Stefan Meyer-Kahlen wrote: >>> >>> >>>When you analyse a game and move forward and backward in the lines, Shredder >>>will remember and combine the already seen lines much better than before. This >>>is basically all. The result is that it is now very easy to analyse with >>>Shredder, most of the time you just have to move forward the suggested line >>>until Shredder can see clearer in the position. Then go backwards again until >>>Shredder is suggesting a different move somewhere. Now follow this line and >>>proceed with the above until you have reached the root again. >>> >> >>Where does Shredder saves the information in order to use them.....? Is on the >>Shredder.plr file........? > > >Yes, but the new version of this file is now called shredder.pl2 > > >>>>Ah one final question: >>>>Did you change the copy protection for Shredder 9/classic/UCI? The former >>>>versions made a lot of trouble in my DVD drive in my Toshiba notebook, the >>>>original CD was hardly recognized for the copy protection check. >>> >>> >>>The protection of the Chessbase version is the same, but probably a newer >>>version. The protection of the UCI version is your personal license code you >>>will receive as this version comes without CD. >> >> I would like a copy protection much different that this. I would like to be >>based one a special number that would be derived from the owner's computer(a >>special registry number or whatever) and that Shredder would be able to be used, >>ONLY in the owner's PC. After a customer buy Shredder 9, it will have to give >>you this code from his computer and give him a code to unlock Shredder to use it >>only in his PC! Or to make a live-internet registration or something more >>clever. >> I'm tired seeing all these cracks at various sites that make Chess engines (and >>general software) available to thousants, without paying a single buck while we >>have to pay 50$ for a single engine..........Your efforts of creating this >>amazing program are useless without a strong copy protection....I wonder why you >>don't make something more efficient for stopping all these piracy.....? > > >Believe me that I also hate piracy as this takes away a reasonable amount of >sales and therefore direct income from me and my family. Unfortunatly there is >no way to stop it. I have made good experiences with the license model I have >used in Shredder Classic and will use it for (Deep) Shredder 9 as well. > >You cannot push protection too far. After all those years being in business I >have now the following rule: "A legal user of Shredder should be able to do the >same as someone who has a cracked version." Sounds logical, but for many >programs this isn't true. Also I am trying to figure out if I myself would buy a >program with such a copy protection mechanism. > >For example it's ridiculous to ask a user to insert the CD once in a while to >check for copy protection. Imagine being on a trip with your notebook when >suddenly you have to enter the CD which is in its safe place at home. And now >think of the guy next to you which has a cracked version. If you have >experienced this once you will never buy software with such a protection. > >Also I believe it is ridiculous to ask a user to buy two licenses if he would >like to install your program on his desktop PC as well as on his notebook. This >would be the case in your suggested scheme. > >It is also not very nice if someone buys a CD and it doesn't work on his CD >drive because of the copy protection (I have to admit that there is no 100% safe >solution for this right now). > >There are more examples, but I think you get the point. > >Stefan Bravo! That is absolutely the best attitude to copy protection. The copy protection scheme I hate the most requires me to email for a new key everytime I buy a new computer or even upgrade the software. What happens when the author falls ill or dies? No prizes for the answer!
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