6. The method of claim 5 , wherein said function comprises obtaining primary information relating to a particular topic, and said subset of stored information comprises secondary information relating to said topic.
6. The method of claim 5 , wherein said function comprises obtaining primary information relating to a particular topic, and said subset of stored information comprises secondary information relating to said topic. 7. The method of claim 6 , wherein said primary information comprises information selected from the group consisting of: (i) a weather forecast; (ii) current news; (iii) hotels or restaurants associated with a geographic area, and (iv) stock or other financial quotes.