0 sats \ 0 replies \ @KenyaCoin OP 3 Aug 2022 \ parent \ on: Machankura users across Africa can now buy airtime using Bitcoin over USSD bitcoin
The founder of Machankura is also the creator of Exonumia, who has been in the bitcoin space for some time now.
Yes, USSD support is built into GSM smartphones as well. USSD is used for online banking, and many banks have either built apps today and migrated their users from UUSD, or they support both apps and USSD.