Earlier quoted context omitted.
Don't mind me. I'm just going to come into your house and record what commercials you are watching. I'm not spyware I'm just _merely_ wanting to know about my marketing budget. Analogy may not be perfect but it takes serious mental gymnastics to fail to see this as spyware, in my opinion.
It wouldn't be surprising if some Smart TVs are already doing this.
"TV watches you", except this isn't Soviet Russia.