It’s a messy enough business that the first commercial choreography for a pop music video (an industry where you’d think there’s enough money involved to have figured this out years ago) to get copyrighted was only last July. (It was JaQuel Knight’s moves for Beyoncé’s “Single Ladies”.) Steven Vargas gives readers some background in American copyright law, hints for choreographers who want to get their dances registered, and suggestions for what Congress could do to fix the problems. – Dance Magazine

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