The thought of the top men’s and women’s singles players teaming up is one that has often intrigued tennis fans around the world.

Everyone has been talking about the revamped US Open mixed doubles but the other Grand Slams are unlikely to follow suit soon.

The U.S. Tennis Association (USTA) is hiring private jets at will; ESPN is doing interviews between sets and, until the final, the sets are first to four games, not six. Stars of doubles say it devalues a Grand Slam trophy and their chosen discipline;