Mobile $$$. Actually quite interesting.

The Economist (@EconSciTech) tweetou às 9:16 AM on sex, Jan 18, 2013: Transferring cash using mobile phones is finally taking off outside Kenya http://t.co/P1ooATZW (https://twitter.com/EconSciTech/status/292198791195541504) Baixe o aplicativo oficial do Twitter em https://twitter.com/download

http://www.economist.com/blogs/schumpeter/2013/01/mobile-money