For haskell, I think a lot of it is just that parser combinators are _very_ satisfying and memorable. They're what made the whole Functor/Applicative/Monad thin

For haskell, I think a lot of it is just that parser combinators are _very_ satisfying and memorable. They're what made the whole Functor/Applicative/Monad thing really click for a lot of people as an interesting/useful thing beyond just IO.