A salesperson demonstrates the Apple iPhone 4 in New Delhi, India. While mobile device use is growing rapidly in emerging markets, Apple's current product line may prove prohibitively expensive for many consumers.
Care To Share? Wireless carriers are launching programs allowing customers to receive rewards based on information their smartphones share — such as their location, app usage and Web surfing data.
In much of America, the availability of online video is often frustrated by slow broadband speeds. In this 2011 photo, Valerie Houde waits for a dial-up Internet connection in East Burke, Vt.