In a word, yes. Ed Yarbrough:
Here’s the deal. If you have Amazon Echo in the living room, Amazon listens for commands to send Alexa into action, but the device also listens to the conversations with others and the online retail giant gathers ever more information about you.
That’s a known spy for you, but do your neighbors know they’re being spied on by Amazon?
Even Google thinks friends and neighbors should be warned.