You can nitpick the exceptions, but his general point about affluent living standards existing for 100 years in the West for most people is true.
Almost every fourth person in the EU still experiences at least one of the three forms of poverty or social exclusion. Monetary poverty is the most widespread form of poverty, affecting 17.3 % of EU residents in 2015. Severe material deprivation and very low work intensity follow, affecting 8.1 % of the EU residents and 10.6 % of EU citizens aged 0 to 59, respectively.
http://ec.europa.eu/eurostat/statistics-explained/index.php/...
Today advanced robotic bionic prosthetics are experimental prototypes. In 100 years, people will be arguing that access to bionic limbs should be a universal human right.