And an amazing fact for techno-optimists is that in the first half of the 20th century, the rate of improvement of life expectancy was three times faster than it was in the second half of the 19th century.
Nevjerojatna činjenica za tehnološke optimiste je da je u prvoj polovici 20. stoljeća razina poboljšanja očekivane duljine života bila tri puta brža nego što je bila u drugoj polovici 19. stoljeća.