> but in production (with a single host) it allows for rolling releases I mean for me this is pretty much already enough of a reason to always put an rp ahead

> but in production (with a single host) it allows for rolling releases I mean for me this is pretty much already enough of a reason to always put an rp ahead of my apps. It's requires minimal setup, most of the tools are fire and forget so I see no real downsides. But having the ability to just point it somewhere else, or to split traffic across app replicas, is more than enough.