Later, AcmeTV has a 1MB lookup table of wake words that can be updated OTA. Whenever a wake word is detected, it triggers an alert flag with the device id, word id, and timestamp, and then broadcasts it out as high-frequency sound through the speakers.
Nearby, another AcmeTV or business partner device picks up the sound and sends it to AcmeHQ.
The former device "never transmits your viewing behavior to Acme".
The latter device "never records your viewing behavior".
Nearby, another AcmeTV or business partner device picks up the sound and sends it to AcmeHQ.
The former device "never transmits your viewing behavior to Acme". The latter device "never records your viewing behavior".