Counting down the days until Christmas or the beginning of Kwanzaa? Your Unix system can help with that. Let’s look
at just the commands that you would use to get a talking cow reminding you about an upcoming holiday or an important event.
You could be getting some help from this adorable little cow.

$ countdown
 ___________________
< 3 days until Xmas >
 -------------------
           ^__^
           (oo)_______
            (__)       )/
                ||----w |
                ||     ||

And, for the technique we’re going to be looking at, your choice of holiday or special event is up to you.

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