How do you think search engines detect manipulation, down, fraudulent content, etc, if not by judging the content? Content is all a search engine sees.
An article about a Nigerian prince who needs money is likely to be a scam. An article about how Ukraine is really just a rebellious Russian province is likely to be state-sponsored propaganda.
An article about a Nigerian prince who needs money is likely to be a scam. An article about how Ukraine is really just a rebellious Russian province is likely to be state-sponsored propaganda.