@@ -46,10 +46,14 @@
 
 /*!
  * @brief The encoding of a string.
  */
 typedef enum of_string_encoding_t {
+	/*
+	 * UTF-8 *has* to be 0, so that if the @ref OFLocalization singleton is
+	 * `nil`, `[OFLocalization encoding]` returns UTF-8.
+	 */
 	/*! UTF-8 */
 	OF_STRING_ENCODING_UTF_8,
 	/*! ASCII */
 	OF_STRING_ENCODING_ASCII,
 	/*! ISO 8859-1 */