Just months ago, Alcaraz had severe problems with his racket arm, due to his massive, explosive underarm and wrist movement.. This is potentially a very dangerous injury, ask Thiem. When Borg came up, very early in his career, several experts like Newcombe talked, that he would not last long because of his arm and wrist style. Its a wonder that Nadal lasted that long. So better wait and enjoy the fine tennis, as long it goes. There are other aspects in the game, than only slam count, like for example combinations of slams, equal domination of surfaces, distancing from fellow rivals, domination of the tour, charismatic style of tennis. McEnroe has not the greatest record in tennis numbers, but most people remember him, because he played such a beautiful and intriguing tennis on the very highest level..