How much does it cost to set up 2 million fake accounts? How many man-hours are involved?
Dont worry about it - just pay the 3rd worlders that have already done it - https://www.google.com/search?q=buy+twitter+followers&ie=utf-8&oe=utf-8
I wondered that too. Checked into it after the Memories Pizza thing. Turns out that auto-tweet apps are common, cheap, and getting to be a standard tool to create political or commercial buzz. At some point people will ignore that the way they ignore junk mail or internet spam these days.
The Clinton Foundation doesn’t care how much it costs.