As smartphones continue to extend their pocket-swelling domination of the mobile market, it should come as no surprise that people are less worried about talking and more concerned with doing other stuff on their handsets than ever before. But, still, if you want some hard numbers to make you feel better about making such conclusions, the Pew Research Center's 2010 Mobile Access survey has 'em. Compared to April of last year, 76% of people take pictures of their phones, up from 66%, and over a third play games, up from about