NVIDIA has unveiled technology called Avatar Cloud Engine (ACE) that would allow gamers to speak naturally to non-playable characters (NPCs) and receive appropriate responses. The company revealed the tech during its generative AI keynote at Computex 2023, showing a demo called Kairos with a playable character speaking to an NPC named Jin in a dystopic-looking Ramen shop. The demo (below in 32:9, the widest widescreen I've ever seen) shows the player carrying on a conversation with Jin. "Hey Jin, how are you," the person asks. "Unfortunately, not so good," replies Jin. "How come?" " I am worried about the crime around here.