SEs meaning mediation; suppressing controversy

The idea that search engines (SEs) suppress controversy is indeed real. As it is argued in Do Web search engines suppress controversy?, the suppression is not intentional, however, Google's bottom line means good results and quicker, not necessarily attempting to cover all the sides of the story/issue which an information seeker is trying to find information about.

I've tried to explain the sort of mediating power/role by SEs in earlier blog entry: search engines' meaning mediation power,