Some 3.3 trillion text messages will wing their way around the world this year. That's a 600 percent increase since 2007.
Texting is a lifeline for young people, and a goldmine for cell phone companies. Why? Text messages are tiny. A one-minute phone call uses up the same amount of network capacity as 600 text messages. However, the phone call costs an average of 15 cents, whereas if you pay on a per text basis, those text messages would cost $120.
Lena Dangerfield, 14, of Atlanta...Full Story