On the surface, by the title, I wondered why this was on TED. But as usual, Mr. Rosling brings a unique POV to the topic and evokes deep thought.
There are four major devisions in the world's population of 7 billion. The people of fire, bulb, wash, and air. And their energy requirements will only increase as they shift up the scale.
There are some environmentalists that proudly do not drive cars, but how many of them do not use a washing machine?
What's the real gift of the washing machine? The time to read books.