[OSM-legal-talk] PD vs SA: The eternal battle

[bvh]

On Wed, Oct 22, 2008 at 11:47:00PM +1200, Joseph Gentle wrote:
> > So share-alike itself actually ain't that helpful if the person
> > doesn't really want to contribute back.
> >
> > But if you use community pressure, rather than trying to get medieval
> > on their licensing ass, you can get a great result - whatever the
> > licence.
> >
> > cheers
> > Richard
> Interesting story. I agree - if people don't want to share back, you
> will never really force them to do so. Share-alike just drives them
> away from your project.
> 
> If they do want to share back, they'll often do so anyway (or in this
> case, with some community pressure). You don't need a share-alike
> clause.

It is not about the people that want to share back. It is about the
people that don't want to share back.

See http://gpl-violations.org/ for just a few cases where people
obviously didn't want to share back and have been forced (through
community coaxing, legal threats or both) because the existance of a
share-alike clause.

Note that there is no pd-violations.org

cu bart