message: Explain that the message was not sent
diff: @@ -902,7 +902,7 @@ export class IrcHandler {
  if (room) {
  return this.ircBridge.sendMatrixAction(
  room, otherUser, new MatrixAction(
  - "notice", `User is not online or does not exist.`
  + "notice", `User is not online or does not exist. Message not sent.`
  ),
  );
  }
  