New Delhi, Sept. 8 -- In a single month in 2026, Indians used UPI roughly 23 billion times to move close to Rs.30 lakh crore. That is a scale most economies don't reach in a year, let alone a month. That volume is not happening in isolation. India's teledensity (the number of phone connections per 100 people) has crossed 93% according to TRAI, and the country's Gen Z and Gen Alpha population alone adds up to about 700 million people, which is close to half of the country's population. Growing digital payments, smartphone penetration and the generation growing up on both are together the drivers behind a simple argument - with infrastructure this far along, why hasn't India built a genuinely digital bank yet, rather than a traditional bank...