Anatomy of a (Visual Basic) Program

The initial methods to store computer data weren’t magnetic; they didn’t use diskettes or hard disks. Instead, early computers used punched tape, which was a paper tape with small holes stamped in it in specific patterns that represented the data. The punched tapes were fed through a special reader, and based on the configuration of these holes, the previously punched bits and bytes found their way into the computer. Interestingly, punched-tape devices were first used in the textile industry, not in the shape of an early computer, and not for storing sales volume or customer information; instead, they were used in looms. The information needed to control the loom was stored in the form of small wooden plates, ...

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