In the 20th century, only 1% of the human population was connected to the Internet. At the end of 2017, more than 4 billion people on earth had access to the World Wide Web. The numbers of engagements

In the 20th century, only 1% of the human population was connected to the Internet. At the end of 2017, more than 4 billion people on earth had access to the World Wide Web. The numbers of engagements