You are absolutely missing one of the primary points of US universities, which is to maintain a social hierarchy.
I mean, if you just want to learn stuff and get a good education, there are loads of resources where you can do that, often for free or near free. College is about much more than just learning new things, and if that's the only framework through which you value a college education, you'll be doomed to misunderstand the institution.
I mean, if you just want to learn stuff and get a good education, there are loads of resources where you can do that, often for free or near free. College is about much more than just learning new things, and if that's the only framework through which you value a college education, you'll be doomed to misunderstand the institution.