Put in missing </code>.
Took out the text box Quickly create and modify, and started changing things at that point.
Put ls output on one line.
Changed some text explaining touch command.
Finished changing text about touch.  Have to update the rest of the Creating Things section to be consistent.
Continued modifying section to be consistent with presence of draft_empty.txt file.
rm the draft_empty.txt file as well.
Changed nano to touch in a few places.
Changed wording of one sentence.
Change in wording.
Added summary bullet point about touch.
Slight change in wording to touch bullet point.
Change in wording last modification time --> time of last modification.
Added ls file* example in Wildcard lesson.
Added in examples with {} and ? wildcards.