I disagree on the scalability of Vue / Vuex. I've found it to be quite flexible and simple to grok.
Fyi, Cocos Creator was built with Vue. That's not a small app: http://www.cocos.com/download/creator/
Re:Why Vue (Not React) Is the New jQuery
by andrei_says_ on Tuesday September 20, 2016 @01:31PM
(#12541311)
Could you provide some examples to issues related to application scale?
So yes Vue is the new jQuery in that you can built smalls things nicely but good luck wiring up a large app.