Google has gotten much more aggressive amount monetizing their existing inventory. They have been rapidly iterating Adsense unit designs that were fixed for 6+

Google has gotten much more aggressive amount monetizing their existing inventory. They have been rapidly iterating Adsense unit designs that were fixed for 6+ years. Search engine optimizers (of which I'm not one) have been terrified as they've watched ads creep over the search results and new elements push organic listings lower and lower.