Javascript has fibers and generators. They definetly help writing async code. One day one will never have to write callbacks or promises ever again. ES6 come

Javascript has fibers and generators. They definetly help writing async code. One day one will never have to write callbacks or promises ever again. ES6 comes with a lot of new features which will make JS a very different language (classes,guards,annotations...).Things are starting to get very interesting in js land.