RE: Why do people in the UK drive on the left-hand side while queuing on escalators on the right?

Man is an adaptable creature and tradition is tradition. In Asia they eat with chopsticks, elsewhere they eat with cutlery. In America, two forks are often used.
You want one way to be the only right way? Why do we have so many languages and not all speak one? Why do we have so many currencies? Why do we have so many cryptocurrencies?
!HUG