Came here to say this. The generative version has no story, so the emotional aspect is quite watered down, even if the general mood persists. Funnily enough, th

Came here to say this. The generative version has no story, so the emotional aspect is quite watered down, even if the general mood persists. Funnily enough, that is probably perfect for the use case of this kind of thing: background music. Given that the way the phrases evolve, and also repeat, is what tells the story, maybe a second layer of markov chain driving the phrase choices would help?