This video shows how you can combine modeling and visualization!
(Video was created by the T-Spline-Team, thanks for that!)
It shows how good two different Plugins (T-Spline, VSR RTR 2.0) in Rhino can work together
if they are totally integrated! Same would work with other Plugins as Bongo, etc...!
Realtime Rendereing does not mean to create nices realtistic images very fast only.
It helps to design nice shapes and helps you to create your design intent right away !!