I have not used Ember, but you mention MVC, which immediately brings to mind Sencha. I have used Sencha a lot, and although I think it is mostly great, I do no

I have not used Ember, but you mention MVC, which immediately brings to mind Sencha. I have used Sencha a lot, and although I think it is mostly great, I do not like how they try to pidgeon-hole you into the MVC methodology, which just does not make sense in many contexts.