the product placement is targeted at individuals, and changes depending on who is watching.

Surprise, that smart TV was going to be used against you at some point... it's creepy but not surprising as more and more people try to avoid commercials by switching to Netflix or other streaming sites. It just sucks they are doing it.

Also they mention TV show Modern Family trying it out but I believe How I Met Your Mother also does this on reruns.

can do this if you are watching a film on a laptop, smartphone or smart TV, by tracking what you previously bought or looked at online.

Even more reason to get that adblocker and block third party cookies!