I find the factor theory much more plausible for 4000 years ago than the finger tip theory. Why are there 24 beers in a case? Because 2 * 3 * 4 and the geometry

I find the factor theory much more plausible for 4000 years ago than the finger tip theory. Why are there 24 beers in a case? Because 2 * 3 * 4 and the geometry of efficient packing. This would have been as true then as now.