You’ve probably seen QR codes—those black and white boxes with small squares arranged in seemingly random patterns. It’s not unusual to see a QR code pop up somewhere in your daily life anymore. What’s the story behind them?
What Is a QR Code, and Why Are They Everywhere?
You’ve probably seen QR codes—those black and white boxes with small squares arranged in seemingly random patterns. It’s not unusual to see a QR code pop up somewhere in your daily life anymore. What’s the story behind them?