You're correct for the most part. Heroes is only a quality of life change i agree. Duping does affect you, just not immediately. The gap in kama, gear, and resources that was present between yourself and other players exists. Now, it's bigger. In a game where PvP exists, issues like duping are much more profound.
This post has been edited by Gynrei - September 25, 2016, 16:00:36.