So those OLPCs...

[Mixah]

you know the PC's that came out where you buy one and a one gets sent to a kid in a third world country? well, now they have five-year olds repairing them in nigeria.

http://techdisciple.com/index/?p=67

[valaris]

At the end of the article, they mention a device that harnesses the power of cows walking in the pasture...
How powerful is that shit?