Last autumn, Microsoft made a subtle change to its Excel spreadsheets, one which flew under the radar for normal mortals. Unlike many other software tweaks, this one made it easier to stop the software automating certain tasks. Specifically, its tendency to automatically convert input into dates. One major reason for the change was the havoc this automation had wreaked on geneticists needing to populate Excel with gene names like MARCH 1 and SEPT1. “Stop helping me,” one commenter pleaded...