It's one of the many oddities of the RPG fan community; we tend to assume that, because it's a small community, we automatically know everything that's going behind the scenes.
Although I haven't seen KotS yet, the format as described here gets my vote. I also agree that the delve format is worse in an electronic format, i don't have electronic thumbs for place holding. I also boggle at the lack of hyperlinking..
RE artwork for Naarash, there's the Balgura art in the MM..
I like the adventure itself though. There are a few quibbles, but I did like the more abstract approach to the villages, and found the story compelling.