I can say from experience that the small web has considerable breadth. I think what you're seeing here is a product of the small, curated list of sites combined

I can say from experience that the small web has considerable breadth. I think what you're seeing here is a product of the small, curated list of sites combined with the recency bias of a feed data view. You'll see similar results from the various indieweb indexes that primarily use the kagi RSS list from github; this list attracts a specific segment of the blogosphere.