There is now a New Bill being introduced To Keep Your TV (Or Xbox) From Spying On You. Yes, they can sense what you are doing or want. They were actually looking at linking this into cables so it would be exactly like the pictures in 1984 watching your every move. Just why do these people care so much? It can only be the money.
http://www.businessinsider.com/bill-to-keep-tv-and-xbox-from-spying-2013-6