Imagine standing in a crowded commuter train station at rush hour waiting for your train. Looking around you see an unusually high number of people on the platform wearing headphones. Lost in their own world. Nothing unusual about people listening to music on their commute, but there are so many of them today. Then, at precisely 6:58pm they all start to dance. At this point you would probably begin to question your sanity but it’s not a joke and it is real [ news.independent.co.uk ].