On speaking to AI

Artificial intelligence will spur two fundamental changes in our relationship with technology. The first is that voice—already the most natural interface for human interaction—will become a dominant interface. Imagine latency reduced to less than half a second, a stark contrast to the sluggishness of touch-based devices. Even silent voice is on the... See more

tone of voice (and personality?) is the UI of the natural language / AI-agent era, and it's a pretty unexplored spectrum of possibilities at this point.