This just in, our reporter has learned that telling people "secrets" make them share articles with their friends. More to come in our next clickbait article. U

This just in, our reporter has learned that telling people "secrets" make them share articles with their friends. More to come in our next clickbait article. Using the data to optimise advertising (and ad pricing) is pretty obvious. Nobody seems to be annoyed that there's advertising in the first place, this is a non-issue.