"clipka" <ano### [at] anonymousorg> wrote in message 
news:4aa017b6$1@news.povray.org...
> Mr schrieb:
>> Unfortunately, it's the exporter I'm using :( Blend2pov) a gpl version 
>> used to
>> exist but nobody has ported it to the current version of blender 2.49 
>> without
>> closing the source afterwards and since it's not a script anyway but 
>> hardcoded,
>
> How can someone modify a GPLed piece of software and release it without 
> providing access to the source code?

I would imagine it would have to be the original author/copyright holder, 
who is at liberty to relicense versions so long as the alternative licensing 
doesn't conflict with the rights that he's already given in perpetuity to 
use, modify and redistribute the original GPL'ed code.

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