The sport has always been tough, of course; but [Fifa] became concerned that the pre-eminent teams were those that employed particularly physical players, whose specialty was intimidation. This had commercial implications, though they were never spelled out: if the finesse players were succumbing to the “cloggers” as they were known (“clog” meaning to impede or hamper), then the shape of the sport would change fundamentally, skill being replaced by a more robust style of play in which only the strong would survive.