Like it or not, one way or another, AI is going to keep playing a larger roll in the games industry. I don't think we will ever have anything worthwhile that will generate whole games like he is saying but it's still going to be used to generate content.
It's already taking over chat moderation in a lot of larger games.
There are a small handful of good use. Content moderation and automatic translation of voice chat is an example.
Mostly though i think it will be AI used to generate content for the game, not during the game.