I really like this circle's stuff! The voice and art are great in my opinion.
When you say "his last title", do you mean that he is not planning on creating any more content?
I remember having to wait close to a week in order to access sadpanda. It was so many years ago, I barely recall what I did. I think I rated some galleries, posted a couple comments and tried their weird hentaiverse game since I heard that it helped, but maybe those were just silly rumors ^^