At the end, there are three kinds of manipulation and it does not cost a dime for the SF billionaire to have done this. https://www.youtube.com/watch?time_continue=138&v=rNvgl38TLvI
No, not only. There is the subtitle aspects of this as well... search engine manipulation effect, search suggestion effect, answer bot effect and a number of others techniques could shift 2 to 10 million votes without a papaer trail or having anyone realize they, social media, did it.
This was breaking news a few weeks ago. There was a google senior exec that was caught admitting that they did this and a host of other nefarious deeds to "control" people. Stuff like altering the search results. Hell I tried it last night, tried to look up some of the dumb shit that stupid muslim congresswoman from Mn has said it was damn near impossible to find anything. It only wanted to bitch about Trump telling her to take her smelly ass back to somolia. Fuck google.