A look at India's homegrown digital payments system UPI, which is run by a nonprofit organization NPCI and is now used by ~300M individuals and 50M merchants (New York Times) 02-03-2023

New York Times:
A look at India’s homegrown digital payments system UPI, which is run by a nonprofit organization NPCI and is now used by ~300M individuals and 50M merchants — India’s homegrown instant payment system has remade commerce and pulled millions into the formal economy. — Reporting from New Delhi, Mumbai and Kerala in India