3 ex-Apple researchers want to make AI less awkward. Lightspeed, Accel, and Nvidia are giving them $50 million to do it.

Nuance cofounders all worked at Apple before launching their startup. Nuance Nuance has raised $50M to build an audiovisual to audiovisual AI model. Nuance wants to build AI chatbots with real-time reactions and human-like nuances. Lightspeed led the round, with participation from Accel, Nvidia's…