Sometime in the early dawn of the information processing age, where mists rose from the miasma of the swamps of early systems, an early information technology caveman looked up and saw that the carefully crafted applications of the day had formed a big mess. There were many difficulties and challenges associated with the early formative systems during the ice age of technology.

One of those difficulties with the early systems was that data was everywhere. The same data could be in 15 different places, and no one ever knew what was the right value. Trying to make a rational business decision based on fifteen different values for the same unit of data was a nightmare.

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