The blog for the Ignighter.com group dating Web site, the brainchild of Adam Sachs (Communication ’05) and Dan Osit (Communication ’04), reads almost like a frat guy’s idea of online dating than a place to search for “the one.” And that’s exactly what it is: Sachs and Osit met through the Zeta Beta Tau fraternity at Northwestern and created a site to take the “awkwardness” out of online dating by making it group-oriented and having users create profiles with their friends.