“I was starting to wonder if the sort of memorization practiced by mental athletes was not something like the peacock’s tail: impressive not for its utility, but for its profound lack of utility. Were these ancient techniques anything more than “intellectual fossils,” as the historian Paulo Rossi once put it, fascinating for what they tell us about the minds of a bygone era, but as out of place in our modern world as quill pens and papyrus scrolls?”
