/**
  * Override parent method to set internal readiness var, preventing multiple initializations.
  */
 public static function init($profile_name = null, $app_path = null)
 {
     $air2_profile = parent::init($profile_name, $app_path);
     if (self::$i_am_ready) {
         return $air2_profile;
     }
     self::$i_am_ready = true;
     return $air2_profile;
 }