Presumably they don’t secretly listen in to the user because it would be very inefficient, easily detectable (that’s huuuge network traffic and battery drain), and awful PR.
I thought the whole “your devices are listening to you in order to display ads” myth had fallen out of popularity
Amazon literally invented the class of products that sit in your house and listen to you
But tons of devices do listen. Go read the ToS for any modern hearing aid. They tell you directly that they do constant environment analysis and ship that data home.
How would you even tell? - Even if you're some hardcore techie, all you'll see is that the TV periodically sends encrypted packets to some AWS IP address.'
Also 99% of people don't even know how to do this, and of those that do, 99% won't bother.
> I thought the whole “your devices are listening to you in order to display ads” myth had fallen out of popularity
You mean the media stopped talking about it - it has no relation to whether it happens or not.