Earlier quoted context omitted.
If America was near full employment you'd be seeing real wage growth. Something that's not existed since the 1970s.
> real wage growth. Something that's not existed since the 1970s Real wages are 15% higher than they were in 1979 [1]. [1] https://fred.stlouisfed.org/series/LES1252881600Q
On top of that even if we take your link at face value that's a 0.35% growth per year. The medieval warm period had faster wage growth.