The Fascinating Design History of the Humble Pocket Calculator

Writing, counting, and calculation are all bound up in the same histories, peoples, and places that crop up over and over again. This shouldn’t be surprising. We’re all human, after all, and humans like to acquire information, record it, and manipulate it. That’s exactly what writing and math are for. The most important inventions are the ones that relate to the human condition, and they crop up over and over again.