And it's not even clear what issue they're supposed to be solving. Visit any STEM class, research lab - corporate or public, or so on even well before any of these sort of things began to be official guidelines and it was anything but homogeneous, even by the largely irrelevant characteristics that these guidelines target.
It was idiotic to squander the talent of the best and brightest Black people that way 75 years ago, and it’s just as idiotic to use race and gender as a factor in admissions or employment today.
They immediately regretted it but the results were already printed in the newspapers. The rest as they say is history.