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Subject: Re: Some vindications concerning the activation-constraint of Fruit

Author: Roger D Davis

Date: 14:18:35 09/26/05

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On September 26, 2005 at 16:33:53, Joachim Rang wrote:

>Hi,
>
>I would like to explain a little bit how we have come to the decision to require
>a hardware-based activation of Fruit:
>
>As the commercial idea became more concrete we realized with fear that we have
>to bother about protection. Fabien is totally unaware of windows-functionality
>and I am totally unaware of any real programming (beside html) so we didn't know
>how to protect that thing. However with Fruit being the strongest engine we
>expected some piracy-attraction. With an engine being only a few hundred KBs we
>feared that a distribution by simply emailing the engine with a valid serial is
>very easy and might hurt sales. This imagination together with the sale
>expectation of well-informed sources led to this (perhaps desperate) attempt to
>prevent pirating Fruit and to increase the sales of Fruit. Whether this is a
>wise decision or not I don't know. As someone wrote below you are probably going
>to loose customers in both cases.
>
>I don't like activation either and can understand that people will abstain from
>buying Fruit because of this. I just can explain that it is not an attempt to
>make maximum profit and get rich quickly but an attempt to increase the chances
>that Fabien can hope in future to live on developing Fruit. Perhaps there are
>some illusions about the profitability of selling a chess engine today. In the
>90ies a new title could sell very well but today it isn't enough to make your
>living out of that.
>
>There are some serious drawbacks of hardware activation but ideally you will
>install it on your computer and don't be bothered anymore. Only if you buy
>another computer you need to contact us. I know that there is uncertainty for
>the user especially since we are not a well-established company but a business
>which can disappear any time. I can only promise you that in case we dicontinue
>distribution of Fruit there will be a free update with a non-hardware-based
>lifetime key. I promise also that we will handle key requests generous without a
>n arbitrary hardlimit and only reject if we have substantiated believe of key
>trading. In the end it is your decision of trust in us which should determine
>your decision.
>
>I hope you understand.
>
>kind regards
>
>Joachim

I did considerable research on copy protection, and the Armadillo software
system was the best going. It integrates with a number of software vendors to
automatically generate hardware based keys, too, with very flexible rules about
how much the system hardware can change before the Armadillo rejects the key. I
think it the key can even be generated based on the serial number of the CPU.

Shouldn't slow down the engine, and it's beyond the abilities of most crackers.

Roger



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