
A street vendor who sells prepaid Vodacom airtime makes a call on his cellphone in Alexandra township in Johannesburg, South Africa, on Monday, Jan. 28, 2013. Almost two decades after Vodafone Group Plc entered Africa, the region -- where most people earn less than $2 a day and mobile phone towers run on diesel -- is turning into one of the company's biggest profit generators. Photographer: Nadine Hutton/Bloomberg
Nadine Hutton/Bloomberg