> Between just the populations of the US, Europe and China (places with high levels of internet connectivity), you have over 2 billion people You have to consi

> Between just the populations of the US, Europe and China (places with high levels of internet connectivity), you have over 2 billion people You have to consider the context: back then, multi-user computers were common. Each user didn't have their own computer; instead, they had a terminal to connect to a central computer. So a single computer would serve tens or hundreds of people, and as computers became more powerful, you could expect each computer to be able to serve even more people.