The cellphone has become more of a tool and less of a toy, especially among the poor, and those trying to help them, in emerging markets. It helps deliver, via text message, water, energy, financial services, health care and even education.
More than 2.5 billion have no access to toilets. Yet according to the International Telecommunications Union, 96 percent of the world is connected via cellphone — which is why it has become a means of doing good.
(READ the article in the NY Times)