How Does Language Move? Crash Course Geography

The video explores the role of language as a cultural trait, its diffusion across the globe, and its impact on identity and cultural change. It discusses the origins of words like 'tea' and 'chai', the concept of lingua francas, and the mapping of language families. The video also covers language diffusion, multilingualism, and the revitalization of dormant languages. It highlights cultural diffusion and appropriation, using the banjo as an example of how cultural traits evolve and spread.

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