"A good thing then neither of us suffer from it," he says as they get to the vending machine. He pulls a card out of his pocket and swipes it along the payment slot, gesturing for Felix to go first. "My treat. Well actually..."

He peers at the card. "Martin Kemper's treat, but then he shouldn't have been a dick back there," he says, glancing at the selections. "Shame they don't have a vending machine for wine."