It worked against transactions that use offline PIN verification, which happen to be a lot more common than offline transactions. Some security researchers in the UK demonstrated the same attack using online transactions with offline PIN verification, which was standard for everything except ATM transactions at the time.
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It worked against transactions that use offline PIN verification, which happen to be a lot more common than offline transactions. Some security researchers in the UK demonstrated the same attack using online transactions with offline PIN verification, which was standard for everything except ATM transactions at the time.