Even if you do subscribe to that point of view, modern politicians neither pay attention to their constituents' opinions nor exercise judgment for the good of t

Even if you do subscribe to that point of view, modern politicians neither pay attention to their constituents' opinions nor exercise judgment for the good of the same. The reality-relevant betrayal is the application of the representative's judgment for the good of himself or his sponsors; that people are attempting to replace this but going about it in a way that might not be ideal might be an overreaction, but I'd argue at least it's a mistake they can learn from rather than a total abandonment of principle.