Do you mean education as in actually education? Then the cost has fallen to basically nothing. Or do you mean education as in credentialing, which is the way

Do you mean education as in actually education? Then the cost has fallen to basically nothing. Or do you mean education as in credentialing, which is the way most people use the word? In that case it hasn't because, as the value of a credential rests entirely on other people not having it, it is in the interest of schools to restrict the supply.