Many languages these days support Unicode, so you could technically write them in whatever you want. I think it's great that the world has settled on a popular,

Many languages these days support Unicode, so you could technically write them in whatever you want. I think it's great that the world has settled on a popular, relatively easy to learn language. It helps immensely with sharing open source libraries worldwide. However it would be nice if doc formats ala Javadoc had provisions for translation.