Roberto De Zerbi had told his ­Tottenham players to silence the voices competing for their attention but his internal monologue would have been extremely good value at Villa Park. When Richarlison headed in on 25 minutes to double Spurs’s lead, De Zerbi, in pristine white hi-tops, motored on to the pitch as if at the wheel on Mario Kart, with Marcello Quinto, one of the coaches who the Italian brought with him upon his appointment last month, not far behind