HE is a place where you go to interact with people and ideas fundamentally different from what you know, receive mentoring on how to consider such ideas, and how to create those ideas on your own. It does not claim to make you a smarter individual, and its value is largely dependent on your own drive to make the experience a success. In essence, it is exactly the same as YCombinator - even in the obfuscated and oft frustrating admissions processes, which is what I believe the article refers to.