Social advertising is the next hot thing, and startups are starting to come out of the woodworks with different approaches. One to watch is Taykey , a startup we first wrote about a year ago, but which is which is launching today with a fresh $9 million B round from Crescent Point, Sequoia, and Softbank Capital. It previously raised $2 million in June, 2010 from Sequoia Israel. Taykey tries to determine what topics are trending among different audience groups and then targets them with Facebook ads, promoted trends on Twitter, or search ads. “We think advertising is broken,” says CEO Amit Avner, because it is “based on demographics.”