Should add "None of the above" I deal in technology everyday, and I haven't convinced myself that running a chance of someone hacking into my device, and listening/watching my family is worth the convenience of turning on a light or getting the weather QUOTE]
Other should suffice as none of the above.
What about your security on Facebook, Twitter, Instagram, etc? Any app -- video, audio, or text -- is susceptible to misuse.
I find my assistants to be very helpful. It's pretty quiet in my house and I'm not concerned about what might be heard.