Conferences solidify social structures.<p>&quot;And its impolite to speak down to all the experts and tell them they&#x27;re all idiots for not noticing what they probably noticed back when you still wore diapers. Sit back and listen to grandpa talk about military sponsorship of university research back in the hippie decade half a century ago.. This is only &quot;news&quot; if you&#x27;re not observant.&quot;<p>So past evils dictate that we are to keep quiet, so as not to appear impolite?<p>Rest of your comment is too incoherent to answer.