Ask yourself: What is seen much more now in your culture? What makes you think you have any choice but to latch onto any thoughts but those which come to mind from within? What makes you think society can choose from among the roiling themes anything other than what pattern is most apt?
Judging from the large amount of post-apocalyptic movies and books that are currently popular, I'd say the end of the world is fast approaching.
"If there isn't a population problem, why is the government putting cancer in the cigarettes?" -- the elder Steptoe, c. 1970