pports many important and not-so-trivial-to-implement features like <a href=#dynamic-urls>URL interpolation</a>, querystring serialization and <a href=jsonp.html>JSON-P requests</a>, in addition to its ability to integrate seamlessly to Mithril&#39;s autoredrawing subsystem. The <code>fetch</code> polyfill does not support any of those, and requires extra libraries and boilerplates to achieve the same level of functionality.</p>
<p>In addition, Mithril&#39;s XHR module is optimized for JSON-based endpoints 