Woah. "If you reply to a message then you give them "friend" access to your profile for one month. Concerning nigerian scammers then that could lead to identity theft or other website accounts being hacked using your personal info (mother's maiden name, etc)."

"To manage your privacy on Facebook, you will need to navigate through 50 settings with more than 170 options. Facebook says it wants to offer precise controls for sharing on the Internet."

"Any information you see below is visible to anyone on the Internet through normal use of the Facebook Graph API."

JG: "Here’s one reason why: http://rentzsch.tumblr.com/post/259856400/flash-cookies"

"But if you’re a stickler for disk space like I am, or a stickler for privacy (or, heaven help you, both), Safari’s poor housekeeping is quite alarming."