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They test a CHSH Bell inequality in this paper. This rules out local hidden variable theories. Non-local hidden variable (NLHV) theories are another matter e

by fjorder 14y ago

They test a CHSH Bell inequality in this paper. This rules out local hidden variable theories. Non-local hidden variable (NLHV) theories are another matter entirely. Indeed, some NLHV theories may reproduce the predictions of quantum theory exactly.