JSPM already uses it for sfx builds https://github.com/systemjs/builder/pull/205 https://github.com/systemjs/builder/pull/205 ES6 modules allow devs to easily

JSPM already uses it for sfx builds https://github.com/systemjs/builder/pull/205 https://github.com/systemjs/builder/pull/205 ES6 modules allow devs to easily specify and import only the parts of a library that are being used. The bundler takes care of pulling in the necessary parts. No magic required.