You missed the most important point here. I started with RoR, also still using jQuery for "small UI improvement", and RoR has a default way to do it without bo

You missed the most important point here. I started with RoR, also still using jQuery for "small UI improvement", and RoR has a default way to do it without boilerplate code. But real world is not the developer's world. There's also the End user ! They want interactive , single page experience. That's the fact. So the price to pay is what you described. Persuade and blame end user first ;)