A related proposal can also be found here: <a href="https://github.com/whatwg/dom/issues/270" rel="nofollow">https://github.com/whatwg/dom/issues/270</a><p>I'm curious why this hasn't made it to the browser yet and doesn't seem to be explored very seriously. So many web-frameworks revolve around trying to address this issue, why not get rid of the overhead or at least reduce it?