Human-Computer Interaction Why the most revolutionary input device might be no device at all — and what that means for how we work and think I’m typing this on a mechanical keyboard. The switches are Cherry MX Browns, chosen after weeks of research and a brief obsession that my friends found concerning. The tactile feedback is satisfying. The sound is pleasant without being obnoxious. I’ve optimized my typing setup to an unreasonable degree, and I’m quite attached to it. Which makes me an odd person to write about the death of keyboards. But perhaps that’s exactly why I should. The people most invested in current technology are often best positioned to see its limitations — and to imagine what might replace it. My British lilac cat, Mochi, has never used a keyboard.…