It is not unusual with hours or even days out outages on individual banks card services and the shared "swisch" mobile payments. In times of unrest, "grey zone

It is not unusual with hours or even days out outages on individual banks card services and the shared "swisch" mobile payments. In times of unrest, "grey zone" conflict scenarios, cyberattacks....well you should have something to barter with. For example, on Valentine's day a few million people couldn't pay electronically. That probably translated into a few million lost revenues for flower shops but I have no numbers. https://www.dn.se/ekonomi/swedbank-har-problem-swish-paverkas/ https://www.dn.se/ekonomi/swedbank-har-problem-swish-paverka...