Australia vs India: Steve Smith was limping in agony and muttering out loudly, “get some good nets for god’s sake here”. He was batting at the nets, a day before the Perth Test, when a cut from Marnus Labsuchagne, batting in the adjoining nets, sneaked through a hole at the bottom of the nets and crashed into Smith’s calf. He carried on for a bit with his muttering when a couple of minutes later Travis Head, who has had multiple lengthy net sessions over the last two days, sauntered over to nudge him, “Hey heard something happened to you?!” Even before Smith could reply, Marnus chipped in, “The ball grazed him lazily, and you know Smudge (Smith’s nickname) …” Smiles all around. That was the kind of space the three men, so crucial to Australia’s batting, were in a day before the game they would lose in four days. While the Australian media has been shooting darts at Labuschagne, it is Smith, all said and done, who holds the key and this middle-order together. His …