Robert Mercer's SCL Group, owners of Cambridge Analytica who worked on the Trump campaign, and campaigns for Cruz and Romney before that, is supposed to be very

Robert Mercer's SCL Group, owners of Cambridge Analytica who worked on the Trump campaign, and campaigns for Cruz and Romney before that, is supposed to be very rightwing. Which made me wonder if the FB/CA deal wasn't the first case but the first one called out, and could Murdoch's myspace have ever been played with comparably, earlier?