Interesting, but a lot heavier weight than the structural library that I built: <a href="http:&#x2F;&#x2F;intercoolerjs.org" rel="nofollow">http:&#x2F;&#x2F;intercoolerjs.org</a>.  From the docs:<p><pre><code>  In dynamic navigation, only fragments are sent, using JSON as transport.
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Why not HTML as a transport?