When examining massing, proportions, and geometric relationships between buildings during design phase it's very useful to be able to do so without any visual embellishments. This is where "clay render" mode comes in really handy. In this mode everything should be rendered in the same material. Optionally, I should be able to specify the material to be used in this mode or at least the hue of the virtual clay.
I'd like to see this mode added to the existing display modes (Consistent Colour, Shaded, Realistic and Hidden Line). Perhaps it could be an option to Shaded mode. It should be interactive.
Here's an example of what I'm after: