...digicam equipped poll watchers, could undo this supposed registration advantage."
Seriously, these dem-ons will do anything to win in Nov. They are acutely aware of the risks and would gladly take them to get their traitor in office. They know that there wouldn't be a reversal of the election, so the risks are worth the rewards i.e. the end justifies the means mentality.
If they are informed of a huge reward for turning them in, they will stay home. Not the zealots, but the apathetic who were recently registered.