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A comment on Facebook Portal – Privacy review. Parent comment

Re:Facebook Portal – Privacy review by input_sh on Wednesday November 27, 2019 @12:14PM (#21649739)
So, in other words, Echo is always listening for that wake word?
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Re:Facebook Portal – Privacy review by umanwizard on Wednesday November 27, 2019 @12:17PM (#21649765)
Sort of. AFAIK it's listening with a dedicated circuit that only recognizes the specific word, not with a general-purpose listening device.

Again, how is this different from a smartphone that will wake up when you say "Hey Siri" ?

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