In a recent eMarketer report, US mobile data service revenues rose to $14.8 billion in the first half of 2008, according to CTIA, up 40% over the first half of 2007.

Text messaging played a big role in the mobile date revenue jump.

• Data revenues reached $10.5 billion.
  
• Mobile data accounts for 1/5 of mobile revenue.
• According to CTIA, Americans sent 75 billion text messages in June 2008 alone. Texts are part of a trend toward using mobile handsets to do more than just talk.
• More than 3 out of 10 US Internet users ages 18 to 24 surveyed last year said after online searches, they were likely to use text messages to communicate about services, products and brands.