The tech industry is a hype machine. The promise of something newer, faster, and better is unmistakably alluring. It’s why we fork over hundreds of dollars for the new iPhone even when our one-generation-old iPhone works perfectly fine.
Wi-Fi is no exception. Yes, it is the most ubiquitous but invisible technology out there, and it underpins everything from email systems in an office building to instant replay in a sports stadium to insulin pumps in a hospital.
