[endorphone]

There are scenarios where your app servers might be varied as well -- I've leveraged reverse proxies in front of a PHP application that had parts in .NET and parts in Go, for instance.

Technologies/competencies change as projects evolve, and being able to effortlessly reorganized and reroute is so profoundly powerful.

[fulafel]

Sure, I'm symphatetic to this kind of "in the trenches" application of reverse proxies - just not doing it by default.