The first major protest ahead of next week’s G-20 summit got underway in a cold and rainy London on Saturday, but police said they expected the event to be largely peaceful despite fears of violence in coming days. Such has been the Internet’s phenomenal and dizzying growth that much of the technology which supports it has grown organically and without much forward planning. But what if the Internet was to run out of space This isn’t just a theoretical debate, but something experts warn could become a real issue within a few years
