Haskell is incredible for refactoring. And if the team is composed of people with the outlook of the post author, the code will be usually be easy to understand

Haskell is incredible for refactoring. And if the team is composed of people with the outlook of the post author, the code will be usually be easy to understand. One ought not conflate the difficulty of understanding code written in an exotic language with which one is unfamiliar, and the difficulty of understanding code which is extremely abstract and unnecessarily clever. The latter sort can be written in any language.