As someone who does not have a Facebook account, does not need nor want one, I have heard from many about how Facebook is losing its sparkle and appeal. So much has changed and the typical user is losing control over what can and cannot be seen… apparently. Let me know what you think about what is going wrong with FB…
Meanwhile, there is an interesting viewpoint about the origins of FB here.
The Internet Times Supplement 
Facebook is just like every other company. All they care about is bringing in the money no matter the cost to the users.