An interesting study has been released by PR firm Ruder Finn , which finds that 91% of mobile phone users go online to socialize, compared to only 79% of traditional desktop users. Meanwhile, Americans are spending an average of 2.7 hours on the mobile Internet. "Mobile phones have become the way people organize their livesmanaging finances, connecting with friends, purchasing productsand this trend will only accelerate," said Kathy Bloomgarden, Ruder Finn co-CEO.