Why is it that hard for engineers to rely on good old attribution? If every Google's featured snippet started its reply with "Breitbart says..." or "Trent Online, the leading Internet Newspaper in Nigeria said...", it wouldn't matter so much for those inevitable cases when the reply is taken straight from a white-supremacist or radical anarchist forum. The problem comes when the same reply is provided as "Google's tr…
In fact, they should change their entire search result layout so as to add an "epistemological" (ie. related to how the presented result was obtained) knowledge dimension in the visual presentation, and enrich the search result with eg. links to employees, parent companies, and other known affiliations.
That would be a strong move and help fight fake reviews, astroturfing, and fake news campaigning. And it would be much easier to implement compared to strong AI, if the latter is possible at all. In any case, it would be much more useful than the "searched 3.123e8 pages in 0.3 ms" non-information we get now.
Not sure whether posts by verified/accredited people (real names) should be ranked higher in search results. Traditionally, hackers have preferred pseudonyms, and there are very good reasons to stay anonymous in oppressive regimes. OTOH, using pseudonyms/fake accounts at scale got us into the kind of political and other mass manipulation we have now.