That there is a central main narrative that is the primary trend across the population that can be used to make predictive generalizations.  The idea that a broad conclusion about what is important vs not now has any meaning beyond the person speaking is no longer the case.  The Internet has truly splintered us and we are now all exposed as talking only about our own impressions, not referring to a larger whole that previously could be used to fashion an identity and sense of correctness around.