Personally I think I like this idea of using pigs to grow organs compatible with human bodies. The idea is to clone the pigs and make their organs more compatible with human bodies. This would make organ plants for humans affordable with would save lives. What do you think?
http://www.technologyreview.com/news/411814/the-armys-remote-controlled-beetle/
http://www.technologyreview.com/news/411814/the-armys-remote-controlled-beetle/