Following Marshmello’s ‘live’ performance in Fortnite which was seen by 10 million simultaneous gamers, there has been the inevitable chorus of ‘but 2 nd life did this more than a decade ago’....

On Saturday I watched my 12 year old son scoff down his meal so that he could rush upstairs to get logged on with his friends in time for a Marshmello live streamed event on Fortnite. As you can see from...