Technology has firmly established itself in the world of football, and it is becoming more and more clear every day.

The last example can be found at Real Madrid trainings. A cutting-edge technique used by the white team to practice direct free kicks determines how high a particular team's barrier can go.

To test how well the mechanical barrier works, it is decided which players will jump when executing the direct free kick and which ones will integrate the barrier using a database that stores the data of the players with their height. Those jumps resembling a genuine human barrier.