iirc the original pagerank algorithm was based on weighting page value by how often other pages linked to it, with higher weighted pages lending greater to wei

iirc the original pagerank algorithm was based on weighting page value by how often other pages linked to it, with higher weighted pages lending greater to weight to outlinked pages. Obviously google's extended it greatly since, but that core behavior of lowering unpopular blogs in search results should always be there; in terms of linkage, they're not much different from spam/trash