Mumbai, Oct. 9 -- Diego Schwartzman loves to dance; his social media is full of videos testifying to his uninhibited passion for it. He loves to post pictures of himself lovingly faux-biting his partner, He loves to laze about with his dogs, play boardgames of Playstation with his colleagues when on tour, and he loves to play tennis. The man with a boxer's nose and boy-band smile has been hanging around Grand Slams doing all the stuff he loves to do for what seems like forever....