This is done by the express framework team.
The express framework API won't change.
All the post ES6 work is being done in their new framework Koa.
Though I think adaption of Koa is still lower than Express because Express just works. Same can happen with Vue.
Just wanted to share my thoughts. There are advantages and disadvantages of all the approaches (even Angular's approach). I trust the Vue team will do their best as long as the community give constructive feedback.
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