Agreed.  Reflections, surface textures and accurate lighting are what is required to produce realism and VW does that pretty well.  Certainly well enough for me to sell concepts to clients.  What it cannot do, and this has been a huge sticking point since the introduction of the "new" rendering engine some 8 years ago,  is any type of realistic volumetric lighting.  I keep hearing that the VW development team is working with Maxon to allow VW users some additional functionality that is available