Matthew says: "Facebook says it is within its terms of service to see what users are typing even when the status or comment is never posted on the social network.
Facebook has confirmed it tracks users' unpublished posts after two Facebook researchers disclosed that they had tracked the activity of about 5 million random users."
Mark Frauenfelder is the founder of Boing Boing and the editor-in-chief of MAKE and Cool Tools. Twitter: @frauenfelder. His new book is Maker Dad: Lunch Box Guitars, Antigravity Jars, and 22 Other Incredibly Cool Father-Daughter DIY Projects