This is just... Oof... Feels like a monkey's paw situation that we finally got an adaptation and the animation is all over the place.
Another article where the execute producer says the production team was screwed over: https://www.cbr.com/uzumaki-producer-episode-2-quality-drop-reveal/
The first episode has scketchy animation as it is. The ideas are what made it watchable. How do you spend four years on a four episode series, and not even get episode two finished?