Can it spy on me
What does it know about me
Can I control it
Company shows it cares about its customers
What could happen if something went wrong
Some terrible person could hack in, diffuse your pet's aromatherapy scents in the middle of the night causing a sneezing fit which leads to insomnia which causes you to fall asleep at the wheel on your way to work the next morning and you wreck your car. Or, you know, they could just spy on your when you're naked.