“The storage industry produces in the neighborhood of 650 million hard drives per year. If most of them are 3.5” drives, then that’s eight liters (two gallons) of hard drive per second.
This means the last few years of hard drive production—which, thanks to increasing size, represent a large chunk of global storage capacity—would just about fill an oil tanker. So, by that measure, the internet is smaller than an oil tanker.”

Short Answer Section II