On cell phones in Kenya. We noticed that more people than we expected have a cell phone in Kenya, including some of the orphans. It turns out that having a cell phone in Kenya is actually pretty cheap, in addition to being useful for business and for just plain human connection.
Here’s an article on cell phones and the “law of one price:” http://www.economist.com/node/9149142
The upshot is: we shouldn’t make assumptions that what we pay for cell phone coverage in the U.S. is what the rest of the world pays.