The toaster animation is not that big of a deal, it's literally just a cleverly done .png transition using a renpy function, see:
View attachment 3979778
That's all there is to it for the toaster. I think the biggest issue is the storyboarding/pacing, it has been from the start and it's not getting any better. I'm actually thinking the devs are using AI to write a huge bulk of the story because this game reads a lot like those NovelAI fanfic stories you see around, they are certainly aware of the idea with the whole AIAdventures app.