At first glance this just seems like an alternate approach at building expert systems.

The Minecraft videos are impressive.

Nethack (https://www.nethack.org/) has been used for AI development in the past and more recently:

http://shelf2.library.cmu.edu/Tech/9997774.pdf

https://portfolios.cs.earlham.edu/wp-content/uploads/2018/12...

https://arxiv.org/abs/2211.00539

https://proceedings.neurips.cc/paper/2020/hash/569ff987c643b...

https://github.com/facebookresearch/nle

https://ojs.aaai.org/index.php/AIIDE/article/view/12923

I am curious how well Voyager would do in Nethack.