Personal *ping*
J.Edgar would have **drooled** for something like facebook
oh... and don’t think online pics are the only ones being used.
every street cam you pass under is also using similar tech to id people in cars as they pass under... establishing not only identity and location... but associations as well
Here’s how to get rid of your Face-Butt account:
http://www.wikihow.com/Permanently-Delete-a-Facebook-Account
(At least the public won’t see your data anymore, but once it’s there, it never truly “goes away”. Face-Butt owns you.)