, Proton2 wrote

The results of the study make sense: As people grow older, acquiring knowledge and skills along the way, they are able to garner a higher income.

And as time moves on, prices increase and the cost of living goes up.  So what?

What this study shows is that contrary to those on the [redacted] who say the rich are getting richer and the poor are getting poorer, the gap actually gets smaller over time."

No, that is not what the study shows, and frankly, it does a good job of hiding the exact opposite.  When the income disparity jumps from 1:40 to 1:189, that is very easy to read as 'getting larger'.