Before revision:  Finally, I suggest several objections against their view, proposing a two-stage ambiguity thought experiment .
After revision:  Finally, I suggest several objections against their view, proposing a two-stage Ellsberg thought experiment challenging the core of the principle of their theory. In such an experiment pluralist egalitarianism seems to suggest the wrong, morally and rationally speaking, course of action -- no matter whether I consider my thought experiment in a simultaneous or a sequential setting .