this is pretty awesome. something similar to this is being used by Silver Push to unify devices to the same owner: http://blog.silverpush.com/silverpush-says-it

this is pretty awesome. something similar to this is being used by Silver Push to unify devices to the same owner: http://blog.silverpush.com/silverpush-says-its-using-audio-beacons-for-an-unusual-approach-to-cross-device-ad-targeting/ http://blog.silverpush.com/silverpush-says-its-using-audio-b... i'm not a fan of this kind of covert ad tech but i feel that this trend won't be slowing down any time soon...