Domenico after Roberto. Tedesco, 37, after Martinez, 49, so it’s official. And like Martinez at the time, the Belgian Football Union presents him as a modern coach. But what is ultimately a modern trainer? In Germany, it is nicknamed “the laptop coach“, or a trainer keen on computers, data, these figures that try to objectify football, which is far from won. But nickname is not synonymous with exception. Data, now, everything the world uses them: coaches, assistants, video analysts, goalkeeper trainers, scouts, managers and even the media, and therefore opponents.