4/12/2010. Start Time: 20:00 Stop Time: 22:00 Discussed design, reviewed tkinter, and built a widget for the GUI 4/13/2010 Start Time: 20:00 Stop Time: 22:00 Further GUI design and improvement, implemented predicate and state. 4/14/2010 Start Time: 20:00 Stop Time: 22:00 Added the control panel widget for the GUI (VCR style controls)