in news:3C745C3B.13F5BDF5@engineer.com Kari Kivisalo wrote:

> I'll be happy to set up a distribution point for the illegal part of
> this patch here in Finland where silly software patents are worth
> nothing. 

You could also ask the owner of the patent if it's ok to use it in POV-Ray 
and patches. Obtaining a license doesn't always mean paying for it. As far 
as I know it's already in use with "no cost, available source" software: 
VTK
http://www.kitware.com/
http://public.kitware.com/cgi-bin/vtkfaq?req=show&file=faq07.001.htp
http://public.kitware.com/cgi-bin/vtkfaq?req=show&file=faq07.005.htp

Ingo

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