“The pencil was, in its day, a disruptive technology. When the little pink eraser on the end was introduced it had educators throwing up their hands. Now, they said, no one will think before they write. The pencil is also an incredibly sophisticated tool. It took more than a century to perfect–Thoreau’s family was a player in the pencil wars of the early 19th century.
Yet, no one notices pencils anymore.”
Read the rest of the blog post here.