Fighting the system is tough, but fighting reality is even harder

'Graeber refers to march planners and other organizers as “verticals,” and to him this is an insult: it refers not just to defenders of Kim Jong-un but to anyone who thinks a political uprising needs parties or leaders... Working with some like-minded activists, on the opposite side of the park, Graeber helped to convene a general assembly...'

In other words, in order to show that leaders aren't necessary, Graeber acted as a leader. Because, you know, they are necessary.