1 files changed, 34 insertions, 39 deletions

diff --git a/content/learn/03.variables/default.md b/content/learn/03.variables/default.md
index 3d0e962..d7fbc48 100644
--- a/content/learn/03.variables/default.md
+++ b/content/learn/03.variables/default.md
@@ -21,69 +21,64 @@ appropriate.
 {{< fatecode >}}(fate_version 1)
 
 (local int hero_money)
-(local int price_of_booze)
+(local int price_of_booze 12)
 
-(set hero_money 42)
-(set price_of_booze 12)
+(set! hero_money 42)
 
-Once upon a time, starting a story with these words wasn't considered
-a cliche. Starting in a tavern might also not be seen as very
-original.  Having the main character be an street orphan, raised by
-some mysterious sage all to end up as a mercenary with an uncommonly
-strong sense of honor probably isn't going to lead to any praises for
-novelty either. Maybe you should drink to that.
+Once upon a time, starting a story with these words wasn't considered a cliche.
+Starting in a tavern might also not be seen as very original.  Having the main
+character be an street orphan, raised by some mysterious sage all to end up as
+a mercenary with an uncommonly strong sense of honor probably isn't going to
+lead to any praises for novelty either. Maybe you should drink to that.
 (newline)
-Or maybe you shouldn't. This isn't your first mug. Not your second
-either.  Drinking to forget that you are a stereotypical hero isn't
-going to solve anything. Worse, the alcoholic trait is part of the
-image.
+Or maybe you shouldn't. This isn't your first mug. Not your second either.
+Drinking to forget that you are a stereotypical hero isn't going to solve
+anything. Worse, the alcoholic trait is part of the image.
 (newline)
-As you contemplate your own pointless description, your gaze leaves
-what turns out to be an already empty glass in your hand and finds the
-barman.
+As you contemplate your own pointless description, your gaze leaves what turns
+out to be an already empty glass in your hand and finds the barman.
 
-(player_choice
-   (
-      ( Ask the barman for a refill )
-      Staring straight at the barman, you raise your glass and
-      proclaim:
+(player_choice!
+   (option ( Ask the barman for a refill )
+      Staring straight at the barman, you raise your glass and proclaim:
       (newline)
       "This soon-to-be world savior needs more booze!"
       (newline)
-      The barman's lack of reaction is disappointing, but seeing the
-      beer being poured does help improve the mood.
+      The barman's lack of reaction is disappointing, but seeing the beer being
+      poured does improve your mood.
       (newline)
       Satisfied, you hand the barman (var price_of_booze) copper coins.
-      (set hero_money
-         (- (var hero_money) (var price_of_booze))
-      )
+      (set! hero_money (- hero_money price_of_booze))
    )
-   (
-      ( Fall asleep )
-      Deciding to break away from the expected storyline, you promptly
-      fall asleep.
+   (option ( Fall asleep )
+      Deciding to break away from the expected storyline, you promptly fall
+      asleep.
       (newline)
       ...
       (newline)
-      Upon waking up, your hard-trained reflexes inform you that
-      someone stole all your money.
-      (set hero_money 0)
+      Upon waking up, your hard-trained reflexes inform you that someone stole
+      all your money.
+      (set! hero_money 0)
    )
 )
 
-(end)
+(end!)
 {{< /fatecode >}}
 
 * `(local int hero_money)` declares an `int` variable with the name
-  `hero_money`.
-* `(set hero_money 42)` sets the value of the `hero_money` variable to 42.
+  `hero_money`. This variable takes the default value for its type.
+* `(local int price_of_booze 12)` declares an `int` variable with the name
+  `price_of_booze`. This variable takes the value `12`.
+* `(set! hero_money 42)` sets the value of the `hero_money` variable to 42.
 * `(var price_of_booze)` returns the current value of the `price_of_booze`
   variable.
-* `(- (var hero_money) (var price_of_booze))` returns the result of subtracting
+* `(- hero_money price_of_booze)` returns the result of subtracting
    the value of `price_of_booze` to the value of `hero_money`. All operators
-   use a prefixed form.
+   use a prefixed form. Because there is no ambiguity about `hero_money` and
+   `price_of_booze` being strings, it is not necessary to write
+   `(- (var hero_money) (var price_of_booze))`.
 
-`local`, `set`, `player_choice`, and `end`, are instructions. Instructions do
+`local`, `set!`, `player_choice!`, and `end!`, are instructions. Instructions do
 not return any value. Thus, they do not add to the printed text.
 
 Having to continue the story from within the `player_choice` structure is going