You might find the person writes interesting stories, comments, or questions, and you want to hear more from them, or you might want to find other comments, questions, confessions, to comment on or answer. Or you might be suspicious of them and go check for inconsistencies in their stories, there are many reasons you might study someone., or you might just want to check them out before you add them.
because msn and yahoo news put a restraining order on me already for stalking them
I guess they don't have much in the way of socialising in their actual lives so they need to fill that gap on here. Or some people are just insane. I don't know.
maybe cause they put sexy inviting pics in their avatar?
I'm suggesting an answer to the question, "why" ;-)
I can't for the life of me figure out why.
it seems they do
because we can