According to Ben Caldwell, he had a 52 week strip planned out when he thought the project was going to last that long, and had to collapse a lot of it to fit the 12 week project. He has also claimed that future weeks will be less claustrophobic.
That said, I do appreciate the Little Nemoesque storyline; it's easily one of the most ambitious strips of the fifteen and I'd love to see how it would have gone at a more relaxed pace.
For Batman, I'd like this strip better if Bruce Wayne actually looked like Bruce Wayne. I guess I'm expecting a more Timm-like art style.
The Superman strip looks gorgeous. As for the writing, the Superman strip looks gorgeous.