Well, if you actually want to learn, there is always the vast swaths of the Internet. Virtually everything here is free, and nobody will care until you do something impressive with your knowledge. As for universities, they will likely stay as signaling mechanisms until society finds a more efficient way to signal the things that universities do. This is a worldwide pattern that has emerged, and to the extent you see…
I've been self-teaching cryptography since I graduated with an engineering degree, and it's amazing how woefully unequipped a degree program alone leaves you compared to the information that's just out there