Being a science fiction writer Arthur C. Clarke was able to come up with many great ideas, but it seems that in this interview recorded in 1974 he was able to predict the internet and mobile computing. Of course, it should not be a surprise because in 1968 he predicted the iPad in the classic 2001: A Space Odyssey.
According to the text that comes with the video it seems that Arthur C. Clarke had a good idea of what was around the corner;
In 1974, Arthur C. Clarke told the ABC that every household in 2001 will have a computer and be connected all over the world. Courtesy of Australian Broadcasting Corporation.
Source [Open Culture]