[Buildstarted]

Isn't this what amazon's Whispernet is for? Always on low power bluetooth listeners embedded in echos and other amazon devices. If the TV supports it and you don't have an echo it can use your neighbor's echo/internet to send telemetry data.

[IIsi50MHz]

Now imagining somebody planning to use metallic conductive paint on their TV, grounding the paintjob...and eventually painting the whole flat with it (with ordinary paint on top, for appearance).