I find it very concerning that all your (excellent) examples of progress are not just 20th century inventions, but entirely before 1970. I do believe progress h

I find it very concerning that all your (excellent) examples of progress are not just 20th century inventions, but entirely before 1970. I do believe progress has slowed down. We can debate its cause... I'd go for financial incentives drawing smart people to banking and advertising instead of more socially beneficial pursuits.