(As propaganda depends on quantity and repetition... The truth just needs to be
heard by a thinking mind...) So truthful questions and truthful
evidence and truthful doubts and truthful counter points are attacked, vilified (usually «attack the messenger»), deleted, and drowned out in a flood of non-sequitur and appeal to authority arguments... (Another
useful tool, btw, is just to measure the number of Logical Fallacies vs correct logical syllogisms... the more LF the more it's propaganda... the more correct logical syllogisms, data included btw, the less propaganda and the more honest science... but I haven't named that thought tool yet... Perhaps the LF Ratio?