Complex sentence: This is strong evidence that the real-world scholarly community has never considered the topic of the article worthy of serious discussion, and that the topic is not notable outside of a tiny mutual adoration society of fringe proponents.
Split into simpler sentences: This is strong evidence that the real-world scholarly community has never considered the topic of the article worthy of serious discussion. The topic is therefore not notable outside of a tiny mutual adoration society of fringe proponents.