/* Hello, World! is a powerful symbol in the world of source code. It is, by convention, the text that is used to illustrate the basic syntax of a  new programming language. It is also the way to compare languages, as in a Rosetta stone. For this reason, Nicola Campogrande chose it as the starting point of his lieders, created specifically for CodeFest2021. How are voice and music reconciled with an artificial language? * /