Well, I've been working with nurbs for about a decade, as industrial designer, and it has been quite shocking to me doing the same stuff with poly modeling. The problem with your example is that you got a spline only. In Rhinocers, you got a command called "Patch" that fills a nurbs curve perimeter with a surface. It can…
Hey Pior, working with polys can be a bit frustrating sometimes, but is much less limited then nurbs modeling, (and I don't even mention tolerance issues). In the example you show it seems the poly version is a smoothed shelled surface, that gives that sort of roundness along the perimeter. It is quite soft everywhere, but…