Sure, but there is value in a "Hello World" being focused on what is special about the hardware/language. Look at Haskell and OCaml tutorials for instance: they

Sure, but there is value in a "Hello World" being focused on what is special about the hardware/language. Look at Haskell and OCaml tutorials for instance: they all explicitly say stuff like "let us start with the 'Hello World' of functional languages, namely, implementing the Fibonacci (or factorial) function recursively".