Well, not fully, to accomplish the glassless 3d, most likely they need to be able to track eyes location. Eye tracking with AI models (or any object tracking from image/video) has taken huge leaps in past few years.
AI is very much buzzword nowadays, but AI models are also more than LLM's.
Trains in Nordic have been electric for a generation, starting from 60's.
Busses have been mostly electric in my knowledge about 10 years, I think most of them are ran by electric motor, which is charged with diesel if batteries run out.
Trams and metros have been electric for last 100 years.