Perhaps he saw a drawing or two, but this was 16th century, so maybe not. There were no dictionaries. So suddenly a dictionary comes out, and people have a resource. They can learn about the language. You can do the same thing with software.
Different people have different ideas of fun.
That's also the role of the vendors. To me, that doesn't sound like fun. So there are different people who find different things about this fun. So to me, open source is all about people. We're creating a piece of software called Evolution.