There’s a number of web start ups aim to help people indulge their urge to divulge about themselves, from site like Blippy which used to broadcast people’s activities; to Skimble, an iPhone application that people used to reveal of how they had spent their time; to Foursquare, a mobile social network that allows people to announce their precise location to the world; Swipely a site similar to Blippy; and others.