Earlier quoted context omitted.
Actually, I still have a problem when all my "actual searches" becomes someone else's "most valuable property". Of course there are some other less intrusive search engines (DuckDuckGo, maybe Qwant), but unfortunately they still are less efficient than Google for fine or rare searches.
you are not paying for search service; ergo, your searches are the product and your search results are but a byproduct of that product
Any tracking that isn't announced to the user is not a cost, but is espionage.