Скачать или смотреть How do barcodes work

Have you ever wondered what those lines on a product's packaging actually mean? This video decodes the genius of barcodes, from the classic UPC to the modern QR code. We'll show you how a scanner uses light to read the pattern of black and white bars and how that simple code connects to a massive database containing all the product's information. Get ready to understand the silent but essential technology behind every purchase you make. Like, subscribe, and hit the bell for more videos like this.

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