Yeah, obviously we use vampires as a metaphor for something else, something deeper than just the supernatural. But there's just something about the bloodsucking walking dead, that can say so much to people. There are really so many people trying to get control over you on a daily basis and steal your soul in some way, take a part of you.
All great programmers learn the same way. They poke the box. They code something and see what the computer does. They change it and see what the computer does. They repeat the process again and again until they figure out how the box works.