Odd thing given the UK context - the major banks and many smaller let you pay someone with just their mobile number (it’s called PayM). Although given its ban

Odd thing given the UK context - the major banks and many smaller let you pay someone with just their mobile number (it’s called PayM). Although given its bank payments, account numbers are far from archaic, and new things like confirmation payee help make the whole system more secure. Now it you want to talk about archaic, how about MT103 and friends?