"He practises all the time, 20 or 25 minutes after training, there he is with the balls. Wall up, bang, bang, bang, bang. He takes about 30 kicks every day, so . . ."
However, University of Manchester professor Robin Marshall believes: "It's intrinsic skill combined with exploiting chaos. When it's turbulent, imperfections in the ball will come into play, you can't predict the outcome. The ball isn't a perfect sphere, it will do funny things, but I yelled out in amazement when he scored. There was no spin. Gravity and the ball's imperfections brought it down and to the right."