Good point (I don't work in CAD myself). But for exploratory efforts, like rotating a mathematical structure (MathBox), say. Or for exploring a Microsoft Photos

Good point (I don't work in CAD myself). But for exploratory efforts, like rotating a mathematical structure (MathBox), say. Or for exploring a Microsoft Photosynth space (this: http://www.youtube.com/watch?v=s-DqZ8jAmv0#t=232 http://www.youtube.com/watch?v=s-DqZ8jAmv0#t=232, not so much whatever it seems to have become: http://photosynth.net/default.aspx http://photosynth.net/default.aspx).