Out of the 7 billion people worldwide, 5.9 billion are mobile phone users. 87% of the world’s population have mobile phones!
Smartphone sales are up 63.1% from 2010. 488.5 million units were sold in 2011.
Rise of the digital information age
Poverty rates for the developing world 1981-2008 Via @WorldBank
The first Guardian data journalism: May 5, 1821
Where on Earth Is Your Data?