Human nature to show themselves superior than others...that is why many of the guys fight only to show themselves superior than others...
like he is a bes player because he have a better record...on other hand there r many factors regarding that record.. now here u come only to say that why people r doing this , u r finding this strange...u r wasting your time here instead of studies...lol for some guys this is quite a much to spend your time here...so everyone have limit... your limit is on low side & other ones(who r 24*7 here) have higher limits..