ClojureScript and React sound interesting to me, too, and might be a good fit for the rich UI Control Panel page, which will need to handle large JS data-sets and update visualisations quickly. I&#x27;ve been finding that KnockoutJS is a bit sluggish when wiring up the filters as computed function observables. It could be something in my filter code, also, but I have seen benchmarks where KnockoutJS doesn&#x27;t perform well in.<p>We should talk further ... drop me a line at my email? iian.d.neill@gmail.com