Japan does have the Internet and there are currently about 14 million people in Japan with broadband access. In 2000, approximately 47 million people used the Internet.
Think of the biggest number you can. Add ten more to that. It's huge to the power of 10. There were 20,340,000,000 web pages indexed of November 2009. There's only more now.
There are many government, corporate, and university internets. The two best known are the internet you're reading this on and Internet2 which is used by a consortium of universities.
>9000
Well, it depends on what you're doing. You see, it's better to be in your computer if you have a virus, so you can know what your doing or how your computer works. But if you love being on the...