For me Foursquare is a good measure if someone is a friend or not. Too bad most of my friends aren't on it. Wasn't Path's idea to be a network only used with

For me Foursquare is a good measure if someone is a friend or not. Too bad most of my friends aren't on it. Wasn't Path's idea to be a network only used with friends? again, too bad none of my friends are on it.