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by woojoo666 1467 days ago
Perhaps keys are valid for 24 hours. So if internet goes down, as long as you were validated sometime within the past 24 hours, you can enter. This also means that it takes 24 hours for ownership to change, which should be fine when selling a house. This also gives the city 24 hours to deploy countermeasures (like starlink receivers) in case the internet outage is expected to last longer