As smart assistants and voice interfaces become more common, we’re giving away a new form of personal data — our speech. This goes far beyond just the words we say out loud.
Speech lies at the heart of our social interactions, and we unwittingly reveal much about ourselves when we talk. When someone hears a voice, they immediately start picking up on accent and intonation and make assumptions about the speaker’s age, education, personality, etc. Humans do this so we can make a good guess at how best to respond to the person speaking.
But what happens when machines start analyzing how we talk?