Can the social Web get any more social? You and your smartphone-loving-friends are about to find out, thanks to Facebook Connect’s new ability to say hello to the iPhone 3G. The top social network’s decision to reach out to one of the world’s most popular smartphones could be a boon for application development companies, if restaurant info/locator/review app Urbanspoon’s experience is any indication. “Before this, we had somewhere on the order of 1,000 new people a day who would sign up,” Urbanspoon cofounder Ethan Lowry told MacNewsWorld.