Ben Horowitz, famed entrepreneur and venture capitalist, once quipped that as a startup CEO he “slept like a baby [because he] woke up every two hours and cried.” As many others at the head of early-stage businesses can attest, Ben isn’t overreaching all that far in his comparison. While many factors play into the often-disrupted sleep patterns of entrepreneurs, perhaps the most jarring is the fact that the vast majority of early-stage companies are destined to flop. Statistically speaking, nine out of ten startups will fail.

Many social commentators, probably rightly, assert that Western culture is in the post-phase: Post-modern, post-religion, post-civility, post-bipartisan, post-patriotic, post-prudence, post-hope, post-tolerance and, perhaps, most inarguably, post-truth. But the “post” that is the topic of this month’s installment of “Bubble 3.0” is based on the thesis that the relatively recent phenomenon of a comfortable retirement is now also increasingly a thing of the past.