Second, where that doesn't happen (and it will take time), the Johns Hopkins folks have a simple, elegant answer. A touchscreen allows accommodation for the visually impaired, other languages than English, etc. After you vote, it prints your marked ballot, which you check and insert in an optical scanner. Problem solved: paper trail, no scan errors.
How about someone like Gore assembling a consortium of tech companies to manufacture a uniform, inexpensive touchsreen/printer device?
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