As Facebook marks its 10th anniversary tomorrow, founder and chief executive Mark Zuckerberg says the company is looking forward to another decade of “helping connect the rest of the world.” The site has already done a pretty thorough job of connecting facebook logoAmericans, with 45 percent reporting in 2012 that they used Facebook at least a few times a week. Still, does the site provide much more than a place to post pictures of your friends, pets or kids?