The key for learning in particular is not so much the material itself (with some exceptions) but rather the process of attaining information, processing it in a thoughtful and discerning manner, and disseminating it in a concise and digestible way. Going forward, the average person will need to retain less and less information, and while you can decide whether you think that is a good or bad thing, the ability to find what you need quickly is going to be what's most important.