[cc-community] Not sure does cc apply to a copy or 'original' work

drew Roberts zotz at 100jamz.com
Sun Jun 1 19:28:05 EDT 2008


On Sunday 01 June 2008 15:12:24 Terry Hancock wrote:
> drew Roberts wrote:
> > On Saturday 31 May 2008 18:19:55 Evan Prodromou wrote:
> >> On Sat, 2008-05-31 at 12:54 -0400, Fred Benenson wrote:
> >>> you can never restrict the rights of a work farther by dual (or tri-?)
> >>> licensing it, you can only make it more liberal.
> >>
> >> You'll need to explain and justify this axiom, because it sounds
> >> incorrect to me. For example, I could license a work either under the
> >> by-sa or the GFDL. It would be hard to say which is more "liberal";
> >> they're equivalent in purpose although small details make them
> >> incompatible.
> >
> > I think what might be the point of the statement is that you can't force
> > a person to use the more restrictive license and not the less restrictive
> > one. ???
>
> An interesting twist, though, is that the licensing can collapse at each
> derivation.

Yes. And this is at least partly due to a weakness/strength of copyleft 
licenses.
>
> If I use a work licensed under GPL + By-SA + BSD, then use the BSD
> license's permission to create an ARR work, derivatives of my work will
> have to seek permission from me.
>
> Alternatively, if I make a GPL work, people wanting to create By-SA
> derivatives of my work, cannot.
>
> In those case, someone wanting to avail themselves of the original
> combination license will have to go back to the version I derived from,
> and then, if necessary, recreate any additions I added under their
> chosen license.
>
> So, as you can see, the process of derivation allows increased
> restrictions to apply.
>
> In order to avoid that, I would have to (voluntarily) choose to license
> my derivative under the same terms as the upstream work.

Which you may or may not even be able to do if you are building on more than 
one upstream sork with different combinations of licenses...
>
> Cheers,
> Terry

all the best,

drew


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