How soon before the NPCs in open world games are hooked up to GPT and can converse with you in character based on spoken audio from the player via a headset?

And then assume procedural generation like No Man’s Sky + Midjourney level graphics…

Get lost in an infinite Hyrule, San Andreas, Tamriel, Azeroth with infinite storylines and side quests

Would love to see early versions of this in the MMO Riot games is building but don’t see them implementing anything like this yet as they are known for copying what works and making it more accessible.