yeah -- I was working with them without a face. Ok, that establishes that it is based in the shadows for certain, and not the geom. Three thoughts down, but now we know what to focus on. Still workin on it. :)

thou and I, my friend, can, in the most flunkey world, make, each of us, one non-flunkey, one hero, if we like: that will be two heroes to begin with. (Carlyle)