Update initialization_with_size.md (#55)

src/arrays_ii/initialization_with_size.md

@@ -13,4 +13,4 @@ boolean[] pixels = new boolean[23040];
 
 So you have to say `new` followed by the type of element in the array, `[`, the size of the array and `]`.
 
-[^bw]: The original GameBoy was just black and white, so a `boolean` works just fine to represent a pixel's state.
+[^bw]: The original GameBoy was technically capable of seven shades of gray per pixel, so in this example `boolean` implies a black and white image.