It's no mystery that client side JS frameworks are here to stay, and while they do offer many benefits. The drawbacks can be daunting, especially if you have an application with any traction already.
Here Airbnb developer Spike Brehm (@spikebrehm) lays out what he sees as the future, the Isomorphic Javascript MVC...
Oh and while we are at it. Welcome to Portland @Airbnb!