It's interesting that word length emerges as such a clear proxy for difficulty. I often find it easier to think of a longer word or phrase (assuming no wordplay) than something short and obscure -- the parameter space is much smaller. Also interesting to see the step increase between Thursday and Friday. This finding is consistent with my anecdotal experiences, but I doubt it's deliberate on the part of the editors.…
Re: Exploration of NYT Crossword answers from 1994-2017
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