It seems that they all do it ...
http://www.theverge.com/2017/2/7/14527360/vizio-smart-tv-tracking-settlement-disable-settings
On Wed, Feb 8, 2017 at 3:33 PM, Bill Rizzi <rizzi@xxxxxxxxxxxx> wrote:
Vizio TVs sample a pre-determined set of screen pixels every second
and send them to corporate for matching against a database of shows,
movies, commercials, etc.
Looks like when Tara and I finally break down and buy a modern tube
we'll be going with LG or anyone but Vizio.
Cheers,
Z
https://www.balloon-juice.com/2017/02/08/in-us-tv-watches-you/