What a happy day for you! You are the proud owner of the new IntroActive 2000 home radio scanner. You rush home to set up your new toy. After a few hours of wading through instructions (which you are convinced cannot have been written by a human), you turn on the scanner. It beeps and flashes for a moment, and then displays a flashing 12:00. After fumbling through the manual some more, you set the time (it's now 8:00 pm). You then press the "Scan" button, and the machine neatly displays the radio channels that someone is currently using (and can therefore be heard!) Perhaps you would like to choose a channel...