Re: Again: list of advantages of the xGPL

Marco Pietrobono <[email protected]> 13 Jun 2002 10:26:26 +0200
Newsgroups gmane.comp.emulators.wine.license
Message-ID <[email protected]>
Il gio, 2002-06-13 alle 04:49, [email protected] ha
scritto:
> Message: 5
> Date: Wed, 12 Jun 2002 18:39:55 -0700 (PDT)
> From: Matt Seitz <[email protected]>
> Subject: Re: Again: list of advantages of the xGPL
> To: Wine License <[email protected]>
[snip]
> > GPL software is for all intents and purposes immune to embrace and 
> > extend tactics. 
> 
> If you mean that one cannot take the original source and extend it in a closed
> source product, then you are correct.  But one can always create a new product
> with the same functionality as the GPL version plus proprietary extension.  So
> the embrace and extend tactic is harder with GPL code than with BSD code, but
> not impossible.  But given that Microsoft has repeatedly used this tactic
> against other commercial developers, it doesn't seem that the GPL would be much
> of a deterrent.

  I don't agree.

  Embrace and Extends works by copying something and extending it with
UNDISCLOSED functionality.

  If they try this with a GPL codebase they need to release their code
to their users, and this means that all their extensions are fully
disclosed and therefore they can be added to the original codebase too.

  bye,

/pietrobo

-- 
Stud. Marco Pietrobono            | Murphy's Law: if something could
v. del Calice, 39 - 00178 ROMA    |     go wrong, it does.
Tel. +39.06.7186329  339.7410893  | Legge di Murphy: se qualcosa può
http://www.pietrobo.com           |    andar male, lo farà.
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