draw sprites

src/uxn_tutorial_day_2.gmo

@@ -653,7 +653,7 @@ the low nibble of the byte color will determine the colors that are used to draw
 & * f: "on" with color 3, "off" with color 0 
 
 
-## hello sprite(s)
+## hello sprite
 
 let's do this! the following program will draw our sprite once:
 
@@ -687,10 +687,12 @@ BRK
 @square ff81 8181 8181 81ff
 ```
 
-and the following code will draw it with all 16 combinations of color, with an output that looks like this image:
+## hello sprites
 
 => ./img/screenshot_uxn-tiles.png screenshot of the output of the program, showing 16 squares colored with different combinations of outline and fill.
 
+the following code will draw our square sprite with all 16 combinations of color: 
+
 ```
 ( hello-sprites.tal )
 
@@ -747,6 +749,9 @@ BRK
 
 note that in this case, the INC-X and INC-Y macros increment each coordinate by 0008: that's the size of the tile.
 
+# responsiveness
+
+TODO
 
 # designing sprites