The people most susceptible to propaganda are the people who have convinced themselves they can not be tricked. They are, in fact, the most trickable human beings on earth.
This is why campism is an especially insidious brain disease. Once you've seen through the lies of the U.S. government and political class, you think you can't be fooled again. Which makes you ripe for competing disinformation campaigns, propaganda, and trickery.
Part of the great thing about being an anarchist is I've never had to go against my conscience to tell you "well, yeah that billionaire or politician did an objectively bad thing, but here's why it's different for them."