Remove confusing rm text in episode 3

_episodes/03-create.md

@@ -156,26 +156,18 @@ wording of the output might be slightly different.
 >
 > > ## Solution -- USE WITH CAUTION!
 > >
-> > ### Background
-> > Removing files from a git repository needs to be done with caution. To remove files from the working tree and not from your working directory, use
-> > ~~~
-> > $ rm filename
-> > ~~~
-> > {: .language-bash}
-> > 
-> > The file being removed has to be in sync with the branch head with no updates. If there are updates, the file can be removed by force by using the `-f` option. Similarly a directory can be removed from git using `rm -r dirname` or `rm -rf dirname`.
-> >
-> > ### Solution
 > > Git keeps all of its files in the `.git` directory.
 > > To recover from this little mistake, Dracula can just remove the `.git`
-> > folder in the moons subdirectory by running the following command from inside the `planets` directory:
+> > folder for the nested repository in the `moons` subdirectory by running
+> > the following command from inside the `planets` directory:
 > >
 > > ~~~
 > > $ rm -rf moons/.git
 > > ~~~
 > > {: .language-bash}
 > >
-> > But be careful! Running this command in the wrong directory, will remove
+> > But be careful! The `rm` shell command deletes files and directories.
+> > Running this command in the wrong directory, will remove
 > > the entire Git history of a project you might want to keep. Therefore, always check your current directory using the
 > > command `pwd`.
 > {: .solution}