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by dirtyaura 4468 days ago
Nitro, to my knowledge, only optimises Javascript performance, but JS performance is not the only bottleneck. We noticed that DOM manipulation together with style and layout calculations play a big part, see http://blog.mikie.iki.fi/2014/02/some-numbers-on-mobile-safa...

It's very tough to make a quality app using HTML5 if you use gestures and animations. Coding it in native Cocoa/Objective-C is much easier at the moment than trying to polish that last 10-20% of your HTML5 app performance.