"In this paper, we aim to clarify the key concepts of voice AI, explain how the technology is changing consumers’ digital behavior, explore how leading brands are taking advantage, and what you should be doing to get ready for the new era of voice commerce."
https://www.annalect.com/voice-ai-a-conversational-customer-journey/
Your date kisses you goodnight. You turn to walk home. Your date heads in the opposite direction. You pull out your smartphone. You whisper, "I had a great time." Your smartphone runs a calculation that lasts only a millisecond. When it's done, the smartphone says aloud, "You are in love."
https://www.pcmag.com/article/358545/your-phone-might-soon-be-able-to-tell-you-if-youre-in-love/