03/04/2013
https://www.congress.gov...
"So do people now give you permission to track specific devices in their contract? And if they do, is that a relatively new addition to what you do?"
"Thank you, Mr. Chairman."
"Am I able to opt out? Am I able to say it is OK for you to track what I am saying on Facebook, but I do not want you to track what I am texting to somebody else off Facebook on an android phone?"
"Now, the FTC last year flagged cross-device tracking as one of their concerns generally that people are tracking devices that the users of something like Facebook do not know they are being tracked."