However, the further retention of the data should be allowed where it is necessary for historical, statistical and scientific research purposes, for exercising the right of freedom of expression, when required by law, or where there is a reason to restrict the processing of the data instead of erasing them.

FORBES: More Bad Ideas from the E.U.

Any observed statistical regularity will tend to collapse once pressure is placed upon it for control purposes.

FORBES: Using Wikipedia To Predict The Box Office Of A Movie