Credit: calimedia / Shutterstock Credit: calimedia / ShutterstockAt the beginning of the pandemic, it seemed like each day brought a new supply shortage to major grocery stores — first it was toilet paper, then flour and yeast for the baking craze, then as things dragged on longer, the meat section thinned out. Costco’s large warehouse stores offered some of the most visible glimpses into the shortages, as their clear communications and stringent limits to allow fair access to all th
