If you live in the United States it can be difficult to understand the role mobile phone technology plays across the globe. Here, you may use your phone for calls and messaging, perhaps for some computing lite, but likely little more. In Senegal, however, farmers are using phones to track crop prices, in Japan, writers are SMSing whole novels, and in Sweden, they're texting to apply for instant loans. An app that lets you kill time on the subway, this is not.
Within a year and a half, half the world will use cellphones, predict analysts, and with the bulk of new users emerging from developing nations, the question of what phones can do for their owners has never before had such potentially world-changing answers.
Enter Nokia and Dean Kamen.