4. Any statistical spread in similar demographic districts within a state that uses paper ballots vs. machines needs to be investigated for fraud. This happened with sanders in CA and MA.
pointers to more info please if you have time? imho this type of stuff should be front and center for vote reform
“Geijsel and Barragan compared states that used “hard paper evidence” of votes versus states that did not use paper ballots and noted “it is possible to detect irregularities in the 2016 Democratic Primaries” using this method. They also compared election results with exit polls, noting that, in 2008, voting irregularities were not at the same level as they have been in 2016.”
https://drive.google.com/file/d/0B6mLpCEIGEYGYl9RZWFRcmpsZk0/view?pref=2&pli=1