Maybe you saw this, Jim Hamm did. "The creepiest Internet tracking tool yet is 'virtually impossible' to block, says Yahoo News." http://news.yahoo.com/creepiest-internet-tracking-tool-yet-virtually-impossible-block-170017224.html and see this:
http://www.theregister.co.uk/2014/07/21/ios_firmware_contains_packet_sniffer_and_host_of_secret_spying_tools/