More rendered images, this time a light size comparison (using another image host for better quality, might use justfilehosting.space next time).
80
40
20
10
3
Sucks that even with soft shadows, shadow size isn't dynamic with distance from whatever the shadow is being casted from. Also sucks that it'll probably be a long time before we can get images like these in real time. Anyways, I've got plenty of experimenting in blender to do...