Looks nice, but isn't implement an HTML Imports [1] polyfill instead a better future-proof idea? Here's one I just found [2] (used in Polymer). [1] http://w3c.

Looks nice, but isn't implement an HTML Imports [1] polyfill instead a better future-proof idea? Here's one I just found [2] (used in Polymer). [1] http://w3c.github.io/webcomponents/spec/imports/ http://w3c.github.io/webcomponents/spec/imports/ [2] https://github.com/polymer/HTMLImports https://github.com/polymer/HTMLImports