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e.g., 50 langages at Marshalltown HS, 100+ languages in Des Moines PublicSchools. 2020 = 125,000; 2040 = 185,000+. 2020 = 75,000; 2040 = 110,000+. 2020 = 11,000; 2040 = 13,000. University research and policy in an era of advocacy philanthropists and agenda-setting organizations. Today = Microplurality.
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