Our issues have everything to do with boardroom and executive policy and profit maximalism.
What bodes well for South Korea and Germany are their social and corporate welfare systems which are a completely different cultural makeup than ours.
Also, manufacturing as a whole HAS improved throughput over the decades, just with less humans:
https://qz.com/1269172/the-epic-mistake-about-manufacturing-...
https://www.vox.com/new-money/2016/10/10/12933426/27-charts-...
The Federal Reserve Bank of St. Louis' chart seems at odds with the chart from the Bureau of Labor and Statistics.
I'd like to see more journalism with less cherry picking and more delivery of a whole picture.