"The 4:30 wakeup to start stringing tennis rackets is not the most pleasurable thing in the world," Yu said. The rackets Yu strings will be used in about six or seven hours, when the strings start to ...

Australian Open racket stringers work behind the scenes at Rod Laver Arena in Melbourne. Photograph: Charlie Kinross/The Guardian There would be no Australian Open were it not for the work undertaken ...

Forbes contributors publish independent expert analyses and insights. Tim Newcomb covers tennis gear/business, stadiums and shoe tech. So much is made about the technology of tennis rackets. But don't ...