Submission + - Connecting The Next 1.5 Billion People by 2020 On Mobile Internet Won't Be Easy
This is an opportunity companies such as Facebook, Twitter and Google are eager to take, some with controversial marketing tactics, like giving "free rides" to users that can't afford data plans.
While bringing Internet to half the world's population will improve their quality of life we need new business models, such as cheap smartphones, decent infrastructure, and free WiFi for everyone.