by Mark Walsh on Aug 8, 12:57 PM
Social networking on mobile devices is going mainstream. Some 82 million U.S. mobile users, or 25.9% of all Americans, will access a social networking site on their phone at least monthly this year, according to a
new estimate by eMarketer. Not surprisingly, most of that activity will happen on Facebook. Nearly 70 million people, or 85.4% of those social networking on phones, will visit Facebook each month in 2012. That share will climb to 87.4% by 2014. Virtually all (95.5%) users will be checking social sites on a smartphone, and smartphone users are about twice …