> none of which have government officials who are Haskell programmers
Haskell is just an aspiration. The language he is known to command is C++, or rather C, because from a cursory look I'm not seeing any C++ features being used here :)
If you read the article, he notes that after he retires, he's got a book on Haskell he's going to read. He retired from the Prime Minister position earlier this year. His aspiration is becoming his reality as we speak.