I think the articles is missing out by not mentioning Visual Novel, which I think will most likely be the first of such case. The genre is very close to traditional novels.
Those games are the reason I just finished a PhD focused on NLP. I've long been interested in giving players even more freedom to roleplay within the confines of narrative driven games.
The research platform I created based on Disco Elysium [1] has enabled some cool new research I just finished up for my dissertation that I hope to publish soon.