Has a 25-year-old bet taken us a step closer to understanding consciousness?

Twenty-five years ago in a German bar, neuroscientist Christof Koch
bet philosopher David Chalmers that we’d understand the neural
basis for consciousness by 2023. Last month, the winner of the bet
received a case of wine. Ian Sample talks to Christof and David
about why they made the bet, who won, and where we are now in our
understanding of this most fundamental aspect of existence.. Help
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