Physical Sun and Sky: good, bad, but not so ugly

So I figured out the Physical Sun and Sky Mental Ray node. Basically you can create a realistic sun and control the time of day by rotating the directional light on the y axis. The good thing about this is it has perfect amounts of intensity. The bad thing right off the bat is if you're going for a stylized look, like I am, you can't just change the color of the sun and sky. you'll break the light. You however can create background fog. Here's what I've played with so far. I'm going to see if it can be combined with light fog and other lights.








also this is Image based lighting: