Of late, Rohit Sharma the batsman has had the demeanour of a mumbler in a loud bazaar. Tentative, hesitant, unsure. He seems to be prodding at something, something alive and dangerous that could explode on him. At his best, Rohit the cricketer came across as a guy who took what he was doing really seriously, but never took himself seriously. He had that wonderful nonchalance, yet intensity to set and dictate the tempo for his team. It can perhaps be seen as an overreach, even a cliche, but there does seem a wariness, if not weariness, in his visage these days. Definitely the former as a batsman, and the latter as a captain on field. It’s not the leadership but the batting that’s his main worry. In the 2011-12 tour of Australia, a parallel of sorts was seen in Rahul Dravid. He had started well in the first Test, but slowly he kept getting bowled. There were a few murmurs then from a few experts about how it could be something to do with the …