Of which the points being made may not be constructive (having or intended to have a useful or beneficial purpose) to the debate
Person 1: He's ****
Person 2: Why do you think he is ****?
Person 1: Just because he is and a Hun to boot.
Person 2: What do you think he could do differently?
Person 1: Not be a bottler in the cheek games
Person 2: Let's discuss what he has tried and why it hasn't worked
Person 1: We've been through that before.
Person 2: Have we? Please remind me what you think he has done and how he could do it differently?
Person 1: Look, he's just ****, accept it, we're right you're wrong.
Not constructive criticism at all in terms of adding to the debate.