Picture a London commuter at 8:12 a.m., stuck on the Jubilee line, thumb scrolling through a list of games on their phone. Within ten seconds they’re juggling a casual match of Fruit Ninja while the train lurches past.

Picture a London commuter at 8:12 a.m., stuck on the Jubilee line, thumb scrolling through a list of games on their phone. Within ten seconds they’re juggling a casual match of Fruit Ninja while the train lurches past.