Fake influencer follower fraud to cost companies $1.3B in 2019 August 6, 2019 https://www.zdnet.com/article/fake-influencer-follower-fraud-to-cost-companies-1-3b-in-2019/ Economic cost of bad actors on the Internet (PDF - 9.43 MB): Spoiler https://gallery.mailchimp.com/38d952150b2418f55e0a6a3b0/files/12aa8b66-1e33-47e1-9ef7-4b578265f2dd/THE_ECONOMIC_COST_OF_BAD_ACTORS_Influencers.pdf