CS 589 HW #4 Answer the following questions. Each answer should be about one paragraph long. Make sure your answers are in plain text and in a single ASCII file. Also, please include your name in the name of your homework file (e.g., "George Edwards - hw4.txt"). Mail your file to gedwards@usc.edu before the start of class (October 3, 2:00 PM). 1) What is context-aware computing? How is it provided by the "Audio Aura" and "Classroom 2000" projects?