We know where it starts. Where does it end? What business value are such search filters achieving for Google? Wouldn't that kind of action lead to a growing nu

We know where it starts. Where does it end? What business value are such search filters achieving for Google? Wouldn't that kind of action lead to a growing number of users losing trust in their search results? e.g. if they manipulate the outcome of searches for a kind of object which one has a right to purchase and keep; would they do the same for certain ideas which one has a right to express and read; or for sets of people which one has a right to vote for?