> > > You can't turn PD work into something proprietary...
> >
> > AFAIK you can. You create a derived work, which is automatically
> > copyrighted by you. If you owe nothing to the original author you
> > affectively have the full copyright, including the right to keep
> 
> A devired work is something different. It's not a PD work.

True. But the effect is still that you can take a PD work at source
level and create a proprietory derivate of it (the derivate effort can
be zero). So you *can* turn a PD work into something proprietory. That
is the main difference between a PD (or almost PD, like BSD) work and a
GPL work.

 Wouter van Ooijen

-- -------------------------------------------
Van Ooijen Technische Informatica: www.voti.nl
consultancy, development, PICmicro products
docent Hogeschool van Utrecht: www.voti.nl/hvu
 

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