Attached Link: http://www.youtube.com/watch?v=W0XGkS7zebo&feature=related

Hay, that's pretty cool! Seems to take advantage of lofting, lathing and booleaning techniques. While I was there I also saw this similar proggie which is also still under development. The demo can be downloaded here (Windows only):

www-ui.is.s.u-tokyo.ac.jp/~takeo/research/fibermesh/index.html

This type of modeling seems to be coming into it's own. The possibilities are endless.