the number goes down if slowly
It was 7% in 2017, it's now 9%. Most progress was due to China, whom I have some hope for.
people are freer and richer and have a lot more opportunities
Wealth elasticity is going down in nearly every western nation; if you're born poor in America, you're more likely to die poor than your parents were.
Short of a revolution, the west is going to continue this trajectory as we struggle to afford basic necessities like housing, and billionaire mouth-pieces insist we live better than kings of the middle ages because kings of the middle ages couldn't afford ipads.