2. The method of claim 1 , wherein the characteristic of the physical entity corresponding to each result comprises a duration of an interval which has elapsed since a creation of a the physical entity.
2. The method of claim 1 , wherein the characteristic of the physical entity corresponding to each result comprises a duration of an interval which has elapsed since a creation of a the physical entity. 3. The method of claim 2 , wherein the physical entity comprises a physical file.