The issues created by the use of punch card ballots, an obsolete technology, during the recent US Presidential election are similar to the ones that businesses confront every day when dealing with technological change. It is therefore instructive to examine voting technology issues in the way that most businesses would approach an important information technology decision.
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heavy use, introducing the possibility of tabulation errors. For these reasons, very few punch card systems were sold since the 1970s after cheap, fast and reliable disk storage technology became widely available. Existing Punch Card Systems Voting systems vary widely in the United States and include punch cards (36%), lever machines (27%), optical scanning (22%), mixed electronic and mechanical systems (8%), direct computer recording including touch-screen and the Internet (4%) and the original paper