I'll always remember the time when the tourist town of Ely, Minnesota, USA had it's single fiber internet cable cut. Pretty much all the groups there trying to rent canoes, equipment, hotels, etc with corporate cards weren't able to do it. We were lucky our group brought cash. A society depending entirely on corporations for currency function is incredibly fragile in addition to corporate payment services being rent…
Contactless cards can also do offline transactions, without any Internet connectivity. We support that in our app via https://docs.stripe.com/terminal/features/operate-offline/co...