When is VTK 5.8 going to be availible? I don't see it here: http://vtk.org/VTK/resources/software.html But, I see this somewhat old comment about it: http://www.vtk.org/pipermail/vtk-developers/2011-February/009338.html -- Clinton Stimpson Elemental Technologies, Inc Computational Simulation Software, LLC www.csimsoft.com