7 & 8. If those analogies made sense to you, it's because reading has transformed even further in the electronic age. Entire new families of audiovisual media, transmitted wirelessly or on discs, cylinders, reels, and cassettes, became more essential to culture even as text continued to proliferate exponentially. The development and expansion of computing, too, introduced a few powerful wrinkles, like the conversion of alphanumeric text to binary languages, text written to be "read" by computers rather than humans, and greatly increasing the amount of reading and writing we perform on screens.
