Dan Feyer, the Crossword Wizard Who Is Fastest of All

His brain is jammed with factoids: the names of songs and rock bands that lived and died before he was born, far-flung rivers and capitals, foreign sports equipment, dead astronomers, fallen monarchs, extinct cars, old movies, heroes of mythology, dusty novelists and the myriad other bevoweled wraiths that haunt the twisted minds of crossword constructors. He has learned their wily tricks and traps, like using "number" in a clue that most people would take to mean "numeral" but that really meant "more numb."

See the video at NYTimes.com

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