From the behavior of ads (that I imagine are highly optimized), all that knowledge is useful for front-running an specific TV model all over your internet once you decide to buy a TV.
It seems to be completely useless for anything else, and specifically harmful for product discovery, that is the one way ads add societal value.
It seems to be completely useless for anything else, and specifically harmful for product discovery, that is the one way ads add societal value.