My reading is: * Elm because Elm focused on making the language pleasant to use, and Hazel is in the same tradition of combining HCI + PL * ML because Hazel i

My reading is: * Elm because Elm focused on making the language pleasant to use, and Hazel is in the same tradition of combining HCI + PL * ML because Hazel is a strict / eager language, and people talk of ML family languages, of which Haskell is one. So I don't think omitting Haskell is meant to be a slap in the face.