I'm a member of so many online social networks I've lost count. Networks such as myspace, Hi5, Flickr, YouTube, ICQ, MSN, Yahoo etc. What's common to all of them is that people will request you become their friend and then, after you accept, they'll never communicate with you again. Why? I have a theory that people on these networks collect friends like kids collect trading cards. The more friends you have the cooler you must be. There are people on these various networks that have over 1000 friends. I bet they only ever talk directly to maybe, at a stretch, twenty of them on a regular basis. What further reinforces this idea of friends being like trading cards is the buzz you get when someone, who you know is really popular on the network, asks to be your friend or accepts your friend request. Now you can impress people more by saying that person is your friend. I don't have many friends on any of the networks I'm a member of because I rarely make requests to o...