daniskarma@lemmy.dbzer0.com 1 week ago
In Spain credit cards still worked during the outage.
And the proposal for digital Euro already contemplate an offline mode for transactions.
As long as the power loss doesn’t last days and batteries die out there would not be a problem with that.
catch22@programming.dev 1 week ago
Living in Spain here… How? Internet, Cell Phone Towers, Everything was down, no one was accepting credit cards in my nieghborhood. The only thing they were accepting were IOU’s (if you knew the store owner) and Euros.
daniskarma@lemmy.dbzer0.com 1 week ago
Center spain. Until 6pm we didn’t had internet or electricity. But most TPV still worked.
Here is an article explaining why: xataka.com/…/resolviendo-grandes-incognitas-apago…
Basically there’s two ways. The SAI of the supermarkets keep them going. Or they had the advanced models that accepted offline transactions.