>For open systems like UPI we have recently introduced offline payments capability with very small stored value stored as tokens on the mobile phone and used fo

>For open systems like UPI we have recently introduced offline payments capability with very small stored value stored as tokens on the mobile phone and used for very small transactions. Sounds interesting! I read about India's UPI for the first time a couple of months ago in an Economist article: https://archive.ph/WoqQp https://archive.ph/WoqQp