A breakdown of Djokovic’s subtle genius Novak Djokovic produced one of the great grand-slam final performances to swat aside Rafael Nadal and become the first man to win seven titles at the Australian Open. The predictions had been for something akin to their near six-hour battle in the final here seven years ago but Djokovic had other ideas, taking just two hours and four minutes to claim a 6-3, 6-2, 6-3 victory and a 15th slam crown. The title, his first in Melbourne since 2016, separated him from the tie he was in with Roy Emerson and Roger Federer, while Djokovic is the first man ever to win three successive slam titles on three different occasions. Three years ago, of course, he went on to make it four in a row by winning the French Open, and on this form even Nadal on clay will be hard pushed to prevent a repeat. Part of the problem was that the Spaniard did not appear to trust the more aggressive game that had carried him through to the final without the loss of a set and instead reverted to his more defensive clay-court style. That was manna from heaven for Djokovic, who,…