Absolutely blown away by this. Ed Choi built an UnLimbited arm for Mr N.T. in Sierra Leone. It has been reported that he is able to feed himself with his own hand for the first time since 1998. That's 18 years!
Team UnLimbited Blog
This blog documents the collaborative work by Drew Murray and Stephen Davies as volunteers in Britain, we collaborate on our voluntary efforts under the name of Team UnLimbited. Our R&D efforts include developing new devices, research into materials and functional improvements. All our work is shared as open source for the benefit of all, for non-commercial use.