Sunil Gavaskar’s anecdote about the time Sir Viv Richards sledged him on the field is quite familiar to most cricket fans. But, a quick refresher: The only time in his career that Gavaskar batted at No 4 in a Test – in 1983 against West Indies in Chennai – India lost two wickets in the first over bowled by Malcolm Marshall. “I managed to avoid the hat-trick and at the end of the over Viv ran past me and said, ‘Hey, no matter, no matter, no matter what number you bat, man, the score is still zero’,” he says, the last part with a Caribbean accent. England’s decision to move Joe Root to No 4 in ICC Champions Trophy has been somewhat similar. Before the tournament, England took the call to play keeper-bat Jamie Smith at No 3 – where Root had played 63% in his ODI career – to have more dynamism in the top order and to have Root anchor the middle order. But, no matter what, he has come out to bat …