Parkinson’s Law of Data
Parkinson's Law of Data: Data expands to fill the space available.
As more memory or disk space becomes available, the demand for more memory or disk space increases accordingly.
As Parkinson's Law predicts, today's operating systems are much more elaborate and require more memory for their own use.
As disk drive capacity increases, people begin using them in new ways (e.g. storing musical recordings, short video clips, and movies).