QR codes, once relegated to the sidelines, have made a strong comeback in India as the cheapest method for digital payments
Bengaluru/New Delhi: They are everywhere. Drive into New Delhi’s Sarita Vihar from satellite city of Noida and it stares at you like a giant eye from a hoarding. It is a permanent fixture at your kirana store or neighbourhood deli. Flip through Prime Minister Narendra Modi’s new book Exam Warriors and it warmly sits next to the images.