All of these "Home" devices are a potential breach of privacy, every single one of them. They require a constant audio feed in order to recognize keywords for activation and response. What this means is that your device is ALWAYS listening to you while the power is on. What this also means is that the audio feed could potentially be leaked or broadcasted via the Internet to any number of people, with enough programming and reverse engineering.
Now we know that Amazon is listening to what you say... literally.
Come to think of it, the ship's computer on every Federation starship from the TNG era on (and possibly Discovery, for some reason) responds to voice commands. That would have to mean that all rooms in these fictional starships have a 24/7 ear out for what you want to tell them... and what you don't...