02. Data and Bases. Data of the problem to be solved already exists.
It is likely that the vast majority of the data to be taken into account as input or consultation in the problem to be solved already exists defined and with content in the work or social environment to which we belong. Take for example the general data of a person. If the legally regulating entity of a person's data gives us access to that data in some way, even if it is only to its definition or perhaps even to be able to access it directly as a query, then we must take advantage of that opportunity, accept what they give us, and use it.
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