Add TODO comment as requested.

src/modules/main.rs

@@ -74,11 +74,10 @@ impl TranslateModule for Main {
                 |name| format!("declare -r {name}=({quote}{dollar}0{quote} {quote}{dollar}@{quote})")
             );
             // Temporarily decrease the indentation level to counteract
-            // the indentation applied by the block translate.  Unlike
+            // the indentation applied by the block translation.  Unlike
             // other instances of code blocks, we do not want to indent
-            // the code generated from the main block.  We will ultimately
-            // need to rewrite the code generation, and this hack will go
-            // away.
+            // the code generated from the main block.
+            // TODO: Rethink as part of the Bash output improvement work.
             meta.decrease_indent();
             let result = format!("{args}\n{}", self.block.translate(meta));
             meta.increase_indent();