Some areas of a subject are planar or simple in features and therefore may not require much detailing.
It would be nice if there was a Reconstruction Mode where Photoscan determines where to build: Lowest, Low, Medium, High and Ultra High point cloud all by itself.
Opps, did I just ask for too much?
Btw, check out my latest Turntable:
https://www.youtube.com/watch?v=-yYWlPsVEK4