> 2) Why can't I do the "play Test" command? Am I missing a file, or is that
>            command only valid on Unix?

That is a confusing part of the manual.  What is means is to
do the thing that you need to do in order to get a soundfile to play.


>         4) How do I convert/save my music I generate to a WAV file?

Specify the -W flag on the command line for .wav output, then play the
file.