great job on the 3d thinking thing. Ill have to do someting like that myself :) that laser thing looks sick! I think you should try to tie together the lines more in your gestures. Check out this guy http://www.flickr.com/photos/greyisthecolor/
wow. drawing that car from a different angle is REALLY impressive, especially in such a short time. Same here; I really need to do that! o_-
thanks a lot :D I have to do more of them myself to.learned a lot from it.