Though their voice-related profits are under pressure, text messaging is still a major cash cow...

|By:, SA News Editor

Though their voice-related profits are under pressure, text messaging is still a major cash cow for carriers such as VZ, T, and S. A Pew Internet survey estimates U.S. adults sent an average of 41.5 texts/day as of this spring, up from 39.1 in the year-ago period. 18-24 year-olds were by far the most prolific users, averaging 109.5 texts/day. (.pdf)