If no-one wore clothes there would be less lies. Push-up bra manufacturers would be among the first to go bust.
Extreme diets would be impractical. Over-skinny girls would no longer be the secret of their mirrors or boyfriends. You’d find one hiding behind every lamppost waiting for the pavement to clear.
Women would never drop keys. All men would carry newspapers. And there would be more truth understood in churches than ever before.