The readiness of the Federal Reserve and the extensive preparations in the banking system do not, however, guarantee perfection. No one can say that there will be no problems in the banking system when the century date rolls over.
As we are all aware, processing and other failures do occur in complex modern automated systems, often in ways that are rarely visible to the public. We fix these annoying minor faults every day and go on, and this is what we will do at the time of the century date change.