message: remove case insensitivity, made no sense in retrospect
diff: @@ -179,8 +179,5 @@ function replaceSeasonTagWithNumber(s: string) {
  * use only on simple filter values where there's not other letters
  */
  function replacePowerLevelKeyword(s: string) {
  - return s.replace(
  - new RegExp(powerLevelKeywords.join('|'), 'i'),
  - (tag) => powerLevelByKeyword[tag]
  - );
  + return s.replace(new RegExp(powerLevelKeywords.join('|')), (tag) => powerLevelByKeyword[tag]);
  }
  