Why does Marullus criticize the mob?

Marullus criticizes the mob for their fickleness and lack of loyalty, pointing out their sudden shift in allegiance from Pompey to Caesar. He finds their behavior hypocritical and contemptible, as they once celebrated Pompey's victories but now openly support his rival. Marullus believes that such crowd mentality undermines the values of Roman society and reflects poorly on the citizens themselves. His criticism highlights the dangers of mob mentality and the volatility of public opinion.