Well, part of the reason for that is that people never actually need to learn about URLs, Google is perfectly adequate for the average web browsing needs. And I

Well, part of the reason for that is that people never actually need to learn about URLs, Google is perfectly adequate for the average web browsing needs. And I would say most people know how to copy/paste URLs to share them, so it's not a problem of 'learning' what they are and what they're for.