...and it's not even about the food, it's mostly about being able to say "I drank a 15,000$ bottle of wine".
I see that in China... people ordering expensive stuff (Champagne, Cognac) - although nowhere near expensive as that - then either just drink it without tasting, or opening the bottle and leaving it there almost untouched - maybe a little.
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There is a theory which states that if ever anyone discovers exactly what the universe is for it will instantly disappear and be replaced by something even more inexplicable.
There is another theory which states that this has already happened.