Electronic paper is now closer than ever to changing the way we read, write, and study — a revolution so profound that some see it as second only to the invention of the printing press in the 15th century.

Made of flexible material, requiring ultra-low power consumption, cheap to manufacture, and most important, easy and convenient to read, e-papers of the future are just around the corner, with the promise to hold libraries on a chip and replace most printed newspapers before the end of the next decade.