I'm not much of a regular poster but I thought you guys might find this interesting.
Last night (or so) the Daily Show had William Kamkwamba on, a young man from Afrika who built a windmill to power his family's home out of things he found lying about, using a diagram he found in the library. So naturally Jon Stewart invoked MacGyver.
Here's the link to the full episode:
http://www.thedailyshow.com/full-episodes/...lliam-kamkwamba