very true and he wrestled with it through to v15 part A. he initially had tabi + centaur sex in v15 and then removed it (if you went futa tabi it was the girl) if you didn't then it was the brother...It was right during the time he had to remove 2 full scenes with a dog, and when Patreon was cracking down hard on incest and other type of content.
(I was at the play test tier)