[flukus]

Because it's basically a bunch of gimmicks. That refrigerator with the camera will get me to buy stuff I didn't need because I couldn't see behind the milk. That coffee machine will make me a cup even though I'm too hung over to drink it that morning.

In short, nothing will be intelligent enough to be worth it. I don't believe this for every case, just playing devils advocate, but it does apply for most things.