Like I said, that's the way I heard it, the way it was narrated to me. The Guardian reported my version: https://www.theguardian.com/politics/2020/oct/05/how-

Like I said, that's the way I heard it, the way it was narrated to me. The Guardian reported my version: https://www.theguardian.com/politics/2020/oct/05/how-excel-may-have-caused-loss-of-16000-covid-tests-in-england https://www.theguardian.com/politics/2020/oct/05/how-excel-m... CSV would to me make more sense than an outdated binary format like XLS, but either story is plausible.