[Mono-list] problems with relicensing

[A Rafael D Teixeira]

Josh, the copyright assignment form I signed for Ximian, gives a grantback 
license. In other terms, my part in the work, I can relicense if I want to 
(but never retroactively).

Rafael Teixeira
Brazilian Developer

>From: Miguel de Icaza <miguel@ximian.com>
>To: Josh Emmons <jemmons@capitalprinting.com>
>CC: mono-list@ximian.com
>Subject: Re: [Mono-list] problems with relicensing
>Date: 08 Jan 2002 16:33:36 -0500
>
> > But what if now Ximian changes the license to "you can only use this
> > code if you pay Miguel de Icaza two-hundred gorgan-zillian dollars",
> > which would be in Ximian's rights to do.  Could Ximian make this license
> > change retroactive?  Let me be more specific: if Ximian has owned the
> > copyright to my lexer since version 1.2, can they say that all software
> > that uses a version of my lexer later than 1.2 (which may be /years/ old
> > at this point) has to fork over money to Miguel or be sued?
>
>That is definitely not our intention.
>
>I will make sure that the copyright assignment will allow you to keep
>the right over your code as well (I do not have the copyright assignment
>form with me as I am in Mexico this week as well).
>
>But basically, you should be able to do whatever you want with your code
>(even grant licenses to other people or relicense it yourself).
>
>The reason why the copyright assignment is required is not to sue
>people, but to be legally entitled to grant access to the source code
>under different licenses.
...

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