Re: Overview of copyright issues

[Anthony W. Youngman]

In message <address@hidden>, Hans Aberg 
<address@hidden> writes
> > You can't simply go around and change licenses, unless you are the 
> > copyright
> > holder!
>
> But you are the copyright owner of the LilyPond code.

Copyright belongs to the person who wrote the code (sometimes). There is 
no ONE owner of lilypond - it is spread amongst many.

Indeed I personally MIGHT own some copyright in lilypond! There's a good 
argument I do, it's a grey area!
> > That's the paperwork that is needed: Every contributor, who has until
> > now contributes as GPL v2only, needs to agree to change his/her 
> > contributions
> > to GPL v2+. Unless you track down every substantial contributor (git 
> > helps in
> > that regard), LilyPond can't switch to GPL v2+.
>
> Why? Is there a GNU requirement? - My cursory reading of v3 did not 
> find anything like that. Where does this idea come from?

It's nothing to do with GNU. It's the law.

Cheers,
Wol
--
Anthony W. Youngman - address@hidden