Elite schools wouldn't be called elite if more people went to them than didn't. Considering the world's population, the collective group that graduates from elite schools isn't large, but it is very, very powerful and everyone knows someone.
I could be totally wrong about what Judge Kavanaugh's situation is going to trigger; it could be that the Prep Ceiling is about to clobber the Me Too movement. That would work for the entertainment industry, the media, corporations, government, banks and other financial institutions in particular, and of course all of the high schools and colleges who shiver in fear at the mere thought of challenging alumni organizations or the Greek system.
Is this the wrong time for a joke? I'll say it anyway: this is one time when nobody's blaming the Jews as a group. Who knew that years of quotas could have a silver lining?