tl;dr never. Jokes aside. tl;dr the author finds Haskell better suited to expressing mathematical abstractions (no examples), however, they believe that the la

tl;dr never. Jokes aside. tl;dr the author finds Haskell better suited to expressing mathematical abstractions (no examples), however, they believe that the lack of libraries holds Haskell back. They end by talking about how RHaskell lets you integrate R and Haskell to get the best of both worlds.