[wlug] Botched Excel Import May Have Caused Loss Of 15,841 UK COVID-19 Cases

Looks like someone tried to load a file of nationwide Coronavirus test results into Microsoft Excel, and exceeded its maximum-row limit <https://arstechnica.com/tech-policy/2020/10/excel-glitch-may-have-caused-uk-to-underreport-covid-19-cases-by-15841/>. The omission has since been fixed.