Our Brazilian e-voting system is much better than the old pen-and-paper one. In the first days of "democracy" it was common to see people on the very poor cities voting with a gun aimed at their heads to make sure people were voting in the "right" candidate.
Our greater problem isn't the voting machines or the voting system, but people who vote in a illiterate candidate who is well-known to be associated with picketing and known alcoholic.
Well, can't win 'em all