Of course. No one would say "Dude, my game is shit", not even the creator of Little Sister. But really, I don't see the connection to you wanting to have a lot of Patreons. These are two completely different posts.
I don't know if 500 subscribers are a lot or almost nothing, but it seems to be enough for Alexey to continue his work,thumbs up.
It sure is coming slowly, but from what I can tell, it's the best one out there, the one with the most work put in details and most elaborated progress.
If you think you can do it better and get many subscribers, you should get started.