My bet is that the author sets/follows a 21st century trend that delays clicking on the family.exe or ransomware.exe email attachment :).

Knowledge work should get better with age compared to physical labor, so there may be around 2 decades on the table (married at 25 vs 45) that you are reallocating from your retired years into your prime ones, leaving upwards of 50 years to raise a family.

It may even make being a healthy octogenarian a better wind-down experience compared to the current timeline for knowledge workers in place.

The late-bloomer economy is non-existent (speaking from experience), but this could very well change to accomodate the articles narrative.

I haven't had to synchronize my biological clock to anyone yet (code for lucky) and think the Porsche analogy is a little outdated for how much time is really worth.