So Arnold (Like Mental Ray) , has a number of unique properties, one of which is a render view that renders on the fly. So if you've finished modelling, UV'ing and are ready for texturing, then this tool allows you to look at what you've done texture-wise, real time. I can see how this will be super helpful to anyone animating or rendering, as this allows you to more or less, preview your render before you've even finished texturing or rendering. 'aiSkin' Texture There is also a new material know as 'aiSkin' , which is similar to the 'Mila Material' for Mental ray, except certain properties can be altered fast, but doesn't have the layered system mental ray has. It looks really good, but can take a little fiddling to get to know. Wireframe Shader Now in Arnold, there is a shader that highlights the wireframe, so rather than either applying a toon outline to show the wireframe, or using Maya Vector to rend...