Marginal search results adds value for Google because it keeps people searching, which is how Google makes its money. If you find what you want, you stop feeding money into Google.
Google can do this because it has a virtual monopoly on search. If a strong competitor were to emerge, Google couldn't play these revenue optimization games, and would have to go back to being a search engine.
Not the user. To Google.
Marginal search results adds value for Google because it keeps people searching, which is how Google makes its money. If you find what you want, you stop feeding money into Google.
Google can do this because it has a virtual monopoly on search. If a strong competitor were to emerge, Google couldn't play these revenue optimization games, and would have to go back to being a search engine.