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4 Sustainability and Long-Term Funding
Pages 30-32

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From page 30...
... • Backward compatibility. To at least minimally protect investments in design, applications, and training, and provide at least a limited measure of interoperability across versions, commercial information technologies usually incorporate considerable backward compatibility from generation N to generation N + 1, and usually provide tools to facilitate user transition to the newer generation.
From page 31...
... Such a plan might require simultaneous support for two versions for a short period of time, but at least simultaneous support would not need to be continued indefinitely.) The Help America Vote Act provided a substantial one-time infusion of money for states to acquire modern information technology for supporting election administration, including the statewide voter registration systems that have been deployed.
From page 32...
... As for the magnitude of the funding streams required, one study places the total cost of ownership of personal computers in a work environment at more than five times the acquisition cost, 1 suggesting that as much as 80 percent of the initial system procurement cost must be budgeted every year to sup port nonprocurement expenses not related to data cleanup. Even if the use of more powerful computers and platforms (e.g., virtualized computers)


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