A wide-ranging overview and linkfest to studies showing that the prevalence and impact of political echo chambers are at least exaggerated, and a preview of the author's upcoming book on the subject, based on surveys held in France, Germany and the UK, where "the percentages of users who claim to often agree with the political content th…

[leaders are] usually busy furiously making believe that there is no decline. Instead of leading societies out of decline (which is what they should be doing), they’re working night and day manufacturing (or luxuriously reclining in) what I’ll call Unreality Bubbles... intelligentsias manufacture unrealities in eras of decline because their positi…