The morning after the 2000 election, Americans woke up to a disturbing realization: our electoral system was too flawed to say with certainty who had won. Three years later, things may actually be worse. If this year's presidential election is at all close, there is every reason to believe that there will be another national trauma over who the rightful winner is, this time compounded by troubling new questions about the reliability of electronic voting machines. This is no way to run a democracy. Americans are rightly proud of their system of government, and eager to share it with the...