Wow, what an interesting concept. As I read this article I became more and more fascinated with the idea and more and more worried as well. Being a teacher, it scares me to think that fewer and fewer teachers may be needed over time. Not to mention that more and more people never have to leave there homes. The more social networking you can do via computers, along with learning and the rest of the endless things you can accomplish via the internet, will people ever need to leave their homes again?