The Half Life of Data

Some data has a half-life. And, like a radioactive element, it can degrade over time if you let it. You will need a process to sustain its accuracy in order to preserve its usefulness. Otherwise, it becomes a historical snapshot. Know the level of data degradation that you are confronting. It's quality is critical to the business decisions you are enabling. ...

... "Suppose that in six months, 10% of the file has experienced corroded data. If you believe that the rate of corrosion is constant, the implication is that in approximately five years, the list will be worthless. " ...

Via BeyeNETWORK: Data Degradation