Thanks to Nick O’Neill of allfacebook.com we now know
How To Turn Off The Facebook Platform
Today Facebook officially announced the option for allowing users to completely opt-out of the Facebook Platform and prevent applications from gaining access to their information. While many developers are rightfully concerned about the feature, we’d like to take the opportunity to thoroughly address how the new “opt-out button” functions and what it will mean for developers.
READ THE FULL STORY and get step by step instructions at ALLFACEBOOK.COM