Pretty similar thing works in Kazakhstan and it too is ubiquitous and surpassed Visa/MasterCard a few years ago. Totally displaced cards and cash from payments

Pretty similar thing works in Kazakhstan and it too is ubiquitous and surpassed Visa/MasterCard a few years ago. Totally displaced cards and cash from payments and from public conscience. QR, no disputes, instant transfers and public ID seem to be the winning combination. The only difference being that it is run by a private bank, Kaspi, not a central bank.