From NPR News

LED Lights Are A ‘Transformative Technology’ In The Developing World

“We are so Ameri-centric or Euro-centric that we think about inventions typically in terms of how they affect our own lives. But it’s a whole other ballgame if you [are] spending 30 percent of your income to pay for kerosene so that the family can huddle around it, and the kids can maybe get an hour’s worth of studying in before it burns out. It’s a whole different ballgame for those people. It’s transformative.”

From NPR News