Quality of search results: One big area of complaints for Google is connected to the growing prominence of commercial search results -- in particular price comparison engines and e-commerce sites. Hölzle is quick to defend Google's performance 'on every metric', but admits there is a problem with the Web getting, as he puts it, 'more commercial'. Even three years ago, he said, the Web had much more of a grass roots feeling to it. 'We have thought of having a button saying 'give me less commercial results',' but the company has shied away from implementing this yet.
I want that button! Great article on google's infrastructure.