Vishal Mahto on Instagram: "Ye black & white dabba koi magic nahi hai! ⬛⬜📲 We scan them every day for payments and menus, but do you know how a QR Code actually works? It’s basically a language of 0s and 1s (Binary Code). The black squares are 1, and the white squares are 0. But here is the mind-blowing part: The Error Correction. 🤯 You can cover, tear, or delete up to 30% of a QR code, and it will STILL scan perfectly. The data is duplicated inside the pattern so that even if the code gets da