The 10k thing is ridiculous for anyone who understands basic pedagogy and, as you mention, actually pays attention the competency of their peers across their li

The 10k thing is ridiculous for anyone who understands basic pedagogy and, as you mention, actually pays attention the competency of their peers across their life. Most individuals are stuck doing the same challenges over and over very early in their trajectory. It is not at all efficient for learning, but it is the safest bet for employers to ensure consistent production (in their minds anyway). The main benefit is having any kind of positive coefficient in a world where you have to work to pay your bills anyway.