Why do we see certain colours even when they aren’t there? Chinese director Tang Han meticulously analyses the 100 Yuan bill, which carries a portrait of Mao Zedong, and finds that – despite official representations and general perception – the note is pink rather than red. In a serious tone and colourful, merry images she also casually upsets any number of other entrenched notions about digitalization, globalization, capitalism and gender.

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