Have you ever thought about how barcodes are a major factor in performance of supply chains? As we all know, the devil is in the details. And a supply chain is usually not a simple chain of one supplier, one manufacturer and one retailer, but a highly interwoven network of many players. How can you keep track of all the items flowing through the chain..ehrm, network? Before, we had manual hand-written lists, then came computerized lists (but still manual). Now we have barcodes.

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